intel/compiler: Split 3DPRIM_* defines out to a separate header.

These clash with genxml and will become a problem shortly.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17309>

src/intel/compiler/meson.build

@@ -102,6 +102,7 @@ libintel_compiler_files = files(
   'brw_nir_clamp_image_1d_2d_array_sizes.c',
   'brw_packed_float.c',
   'brw_predicated_break.cpp',
+  'brw_prim.h',
   'brw_private.h',
   'brw_reg.h',
   'brw_reg_type.c',