nir: Add SRC_TYPE to store_combined_output_pan

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Acked-by: Jason Ekstrand <jason@jlekstrand.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7446>
diff --git a/src/compiler/nir/nir_intrinsics.py b/src/compiler/nir/nir_intrinsics.py
index d947140..e35cf73 100644
--- a/src/compiler/nir/nir_intrinsics.py
+++ b/src/compiler/nir/nir_intrinsics.py
@@ -918,7 +918,7 @@
 
 # src[] = { value }
 store("raw_output_pan", [], [])
-store("combined_output_pan", [1, 1, 1], [BASE, COMPONENT])
+store("combined_output_pan", [1, 1, 1], [BASE, COMPONENT, SRC_TYPE])
 load("raw_output_pan", [1], [BASE], [CAN_ELIMINATE, CAN_REORDER])
 
 # Loads the sampler paramaters <min_lod, max_lod, lod_bias>