anv: Use correct engine class for companion RCS

Fixes: 6f138fe723 ("anv: avoid null pointer access in utrace copies on CCS")
Signed-off-by: Sagar Ghuge <sagar.ghuge@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38247>

src/intel/vulkan/anv_batch_chain.c

@@ -1712,7 +1712,9 @@ anv_async_submit_init(struct anv_async_submit *submit,
       .relocs = &submit->relocs,
       .user_data = submit,
       .extend_cb = anv_async_submit_extend_batch,
-      .engine_class = queue->family->engine_class,
+      .engine_class = use_companion_rcs ?
+                      INTEL_ENGINE_CLASS_RENDER :
+                      queue->family->engine_class,
    };
 
    submit->batch_bos = UTIL_DYNARRAY_INIT;