zink: enable timeline ext features

this is required by spec even though nobody cares

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13033>

src/gallium/drivers/zink/zink_device_info.py

@@ -167,7 +167,7 @@ EXTENSIONS = [
         properties=True,
         features=True,
         guard=True),
-    Extension("VK_KHR_timeline_semaphore"),
+    Extension("VK_KHR_timeline_semaphore", alias="timeline", features=True),
     Extension("VK_EXT_4444_formats",
         alias="format_4444",
         features=True),