clover: automake: include builddir prior to srcdir

Analogous to previous commit.

Cc: "12.0 13.0" <mesa-dev@lists.freedesktop.org>
Cc: Aaron Watry <awatry@gmail.com>
Cc: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
(cherry picked from commit 65d5a60caca632a7c03cd1dc554645f27f408f37)
diff --git a/src/gallium/state_trackers/clover/Makefile.am b/src/gallium/state_trackers/clover/Makefile.am
index d0b1914..8abcfec 100644
--- a/src/gallium/state_trackers/clover/Makefile.am
+++ b/src/gallium/state_trackers/clover/Makefile.am
@@ -2,12 +2,12 @@
 
 AM_CPPFLAGS = \
 	-I$(top_srcdir)/include \
+	-I$(top_builddir)/src \
 	-I$(top_srcdir)/src \
 	-I$(top_srcdir)/src/gallium/include \
 	-I$(top_srcdir)/src/gallium/drivers \
 	-I$(top_srcdir)/src/gallium/auxiliary \
 	-I$(top_srcdir)/src/gallium/winsys \
-	-I$(top_builddir)/src \
 	-I$(srcdir)
 
 if HAVE_CLOVER_ICD