nir: Drop a bunch of Authors tags

This is what git blame is for.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22120>
diff --git a/src/compiler/nir/nir_algebraic.py b/src/compiler/nir/nir_algebraic.py
index 4bda78d..21ef9d7 100644
--- a/src/compiler/nir/nir_algebraic.py
+++ b/src/compiler/nir/nir_algebraic.py
@@ -19,9 +19,6 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 # IN THE SOFTWARE.
-#
-# Authors:
-#    Jason Ekstrand (jason@jlekstrand.net)
 
 import ast
 from collections import defaultdict
diff --git a/src/compiler/nir/nir_constant_expressions.py b/src/compiler/nir/nir_constant_expressions.py
index a11a784..e6383b6 100644
--- a/src/compiler/nir/nir_constant_expressions.py
+++ b/src/compiler/nir/nir_constant_expressions.py
@@ -53,9 +53,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
  */
 
 #include <math.h>
diff --git a/src/compiler/nir/nir_from_ssa.c b/src/compiler/nir/nir_from_ssa.c
index c874309..766c88a 100644
--- a/src/compiler/nir/nir_from_ssa.c
+++ b/src/compiler/nir/nir_from_ssa.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_liveness.c b/src/compiler/nir/nir_liveness.c
index 1e986ff..4dfda8c 100644
--- a/src/compiler/nir/nir_liveness.c
+++ b/src/compiler/nir/nir_liveness.c
@@ -19,9 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_lower_frexp.c b/src/compiler/nir/nir_lower_frexp.c
index f9bd08a..76d125e 100644
--- a/src/compiler/nir/nir_lower_frexp.c
+++ b/src/compiler/nir/nir_lower_frexp.c
@@ -20,10 +20,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *    Samuel Pitoiset (samuel.pitoiset@gmail.com>
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_lower_global_vars_to_local.c b/src/compiler/nir/nir_lower_global_vars_to_local.c
index 770c33c..02b9fbc 100644
--- a/src/compiler/nir/nir_lower_global_vars_to_local.c
+++ b/src/compiler/nir/nir_lower_global_vars_to_local.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 /*
diff --git a/src/compiler/nir/nir_lower_io.c b/src/compiler/nir/nir_lower_io.c
index a65242e..a04485a 100644
--- a/src/compiler/nir/nir_lower_io.c
+++ b/src/compiler/nir/nir_lower_io.c
@@ -19,11 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Connor Abbott (cwabbott0@gmail.com)
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 /*
diff --git a/src/compiler/nir/nir_lower_locals_to_regs.c b/src/compiler/nir/nir_lower_locals_to_regs.c
index 120394e..f906f04 100644
--- a/src/compiler/nir/nir_lower_locals_to_regs.c
+++ b/src/compiler/nir/nir_lower_locals_to_regs.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_lower_phis_to_scalar.c b/src/compiler/nir/nir_lower_phis_to_scalar.c
index 9ba119a..60e256f 100644
--- a/src/compiler/nir/nir_lower_phis_to_scalar.c
+++ b/src/compiler/nir/nir_lower_phis_to_scalar.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_lower_scratch.c b/src/compiler/nir/nir_lower_scratch.c
index 6001889..24d83f1 100644
--- a/src/compiler/nir/nir_lower_scratch.c
+++ b/src/compiler/nir/nir_lower_scratch.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 /*
diff --git a/src/compiler/nir/nir_lower_to_source_mods.c b/src/compiler/nir/nir_lower_to_source_mods.c
index fa84be0..c5c316a 100644
--- a/src/compiler/nir/nir_lower_to_source_mods.c
+++ b/src/compiler/nir/nir_lower_to_source_mods.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_lower_var_copies.c b/src/compiler/nir/nir_lower_var_copies.c
index c7a3a67..f28a547 100644
--- a/src/compiler/nir/nir_lower_var_copies.c
+++ b/src/compiler/nir/nir_lower_var_copies.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_lower_vars_to_ssa.c b/src/compiler/nir/nir_lower_vars_to_ssa.c
index 0d54b07..4e439a1 100644
--- a/src/compiler/nir/nir_lower_vars_to_ssa.c
+++ b/src/compiler/nir/nir_lower_vars_to_ssa.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_lower_vec_to_movs.c b/src/compiler/nir/nir_lower_vec_to_movs.c
index afebc13..e932ca6 100644
--- a/src/compiler/nir/nir_lower_vec_to_movs.c
+++ b/src/compiler/nir/nir_lower_vec_to_movs.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_metadata.c b/src/compiler/nir/nir_metadata.c
index 4c47ef1..7e8014a 100644
--- a/src/compiler/nir/nir_metadata.c
+++ b/src/compiler/nir/nir_metadata.c
@@ -19,9 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_move_vec_src_uses_to_dest.c b/src/compiler/nir/nir_move_vec_src_uses_to_dest.c
index 72a0a69..f72180c 100644
--- a/src/compiler/nir/nir_move_vec_src_uses_to_dest.c
+++ b/src/compiler/nir/nir_move_vec_src_uses_to_dest.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_normalize_cubemap_coords.c b/src/compiler/nir/nir_normalize_cubemap_coords.c
index 6f334ef..77b3997 100644
--- a/src/compiler/nir/nir_normalize_cubemap_coords.c
+++ b/src/compiler/nir/nir_normalize_cubemap_coords.c
@@ -19,9 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand <jason@jlekstrand.net>
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py
index fc5d318..1e4ea52 100644
--- a/src/compiler/nir/nir_opt_algebraic.py
+++ b/src/compiler/nir/nir_opt_algebraic.py
@@ -20,9 +20,6 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 # IN THE SOFTWARE.
-#
-# Authors:
-#    Jason Ekstrand (jason@jlekstrand.net)
 
 from collections import OrderedDict
 import nir_algebraic
diff --git a/src/compiler/nir/nir_opt_constant_folding.c b/src/compiler/nir/nir_opt_constant_folding.c
index ea1e097..dd91fed 100644
--- a/src/compiler/nir/nir_opt_constant_folding.c
+++ b/src/compiler/nir/nir_opt_constant_folding.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_opt_cse.c b/src/compiler/nir/nir_opt_cse.c
index d60758b..b55ef2f 100644
--- a/src/compiler/nir/nir_opt_cse.c
+++ b/src/compiler/nir/nir_opt_cse.c
@@ -19,11 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *    Connor Abbott (cwabbott0@gmail.com)
- *
  */
 
 #include "nir_instr_set.h"
diff --git a/src/compiler/nir/nir_opt_gcm.c b/src/compiler/nir/nir_opt_gcm.c
index 1b58b88..8debbe4 100644
--- a/src/compiler/nir/nir_opt_gcm.c
+++ b/src/compiler/nir/nir_opt_gcm.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_opt_peephole_select.c b/src/compiler/nir/nir_opt_peephole_select.c
index f9701e3..8593f9c 100644
--- a/src/compiler/nir/nir_opt_peephole_select.c
+++ b/src/compiler/nir/nir_opt_peephole_select.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_search.c b/src/compiler/nir/nir_search.c
index e5b3c56..68e2276 100644
--- a/src/compiler/nir/nir_search.c
+++ b/src/compiler/nir/nir_search.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include <inttypes.h>
diff --git a/src/compiler/nir/nir_search.h b/src/compiler/nir/nir_search.h
index 953a245..02e58dc 100644
--- a/src/compiler/nir/nir_search.h
+++ b/src/compiler/nir/nir_search.h
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #ifndef _NIR_SEARCH_
diff --git a/src/compiler/nir/nir_split_var_copies.c b/src/compiler/nir/nir_split_var_copies.c
index 72dfe3d..83a90ef 100644
--- a/src/compiler/nir/nir_split_var_copies.c
+++ b/src/compiler/nir/nir_split_var_copies.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir.h"
diff --git a/src/compiler/nir/nir_worklist.c b/src/compiler/nir/nir_worklist.c
index 155e22f..482c992 100644
--- a/src/compiler/nir/nir_worklist.c
+++ b/src/compiler/nir/nir_worklist.c
@@ -19,10 +19,6 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
 #include "nir_worklist.h"
diff --git a/src/compiler/nir/nir_worklist.h b/src/compiler/nir/nir_worklist.h
index 9dd389b..736bd83 100644
--- a/src/compiler/nir/nir_worklist.h
+++ b/src/compiler/nir/nir_worklist.h
@@ -19,13 +19,8 @@
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
- *
- * Authors:
- *    Jason Ekstrand (jason@jlekstrand.net)
- *
  */
 
-
 #ifndef _NIR_WORKLIST_
 #define _NIR_WORKLIST_