rusticl: Emit build-id in libRusticlOpenCL

Drivers may need it for their on-disk shader caches.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19927>

src/gallium/targets/rusticl/meson.build

@@ -48,6 +48,7 @@ librusticl = shared_library(
     driver_swrast,
     idep_nir,
   ],
+  link_args: ld_args_build_id,
   version : '@0@.0.0'.format(opencl_version),
   install : true,
 )