update UPDATING.md

UPDATING.md

@@ -34,7 +34,7 @@ assists people when migrating to a new version.
 
 ### Breaking Changes
 
-- [---](https://github.com/apache/superset/pull/---): Removed deprecated APIs `/superset/slice_json/...`, `/superset/annotation_json/...`
+- [24423](https://github.com/apache/superset/pull/24423): Removed deprecated APIs `/superset/slice_json/...`, `/superset/annotation_json/...`
 - [24400](https://github.com/apache/superset/pull/24400): Removed deprecated APIs `/superset/recent_activity/...`, `/superset/fave_dashboards_by_username/...`, `/superset/fave_dashboards/...`, `/superset/created_dashboards/...`, `/superset/user_slices/`, `/superset/created_slices/...`, `/superset/fave_slices/...`, `/superset/favstar/...`,
 - [24401](https://github.com/apache/superset/pull/24401): Removes the deprecated `metrics` column (which was blossomed in [20732](https://github.com/apache/superset/pull/20732)) from the `/api/v1/dataset/` API.
 - [24375](https://github.com/apache/superset/pull/24375): Removed deprecated API `/superset/get_or_create_table/...`, `/superset/sqllab_viz`