vulkan: registry/headers bump to 1.3.254

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Constantine Shablya <constantine.shablya@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23716>

src/vulkan/util/vk_physical_device_features_gen.py

@@ -362,6 +362,10 @@ def get_feature_structs(doc, api, beta):
         if _type.attrib['name'] not in required:
             continue
 
+        # Skip extensions with a define for now
+        if required[_type.attrib['name']].guard is not None:
+            continue
+
         # find Vulkan structure type
         for elem in _type:
             if "STRUCTURE_TYPE" in str(elem.attrib):