📝 Update release notes

docs/en/docs/release-notes.md

@@ -2,6 +2,7 @@
 
 ## Latest Changes
 
+* ♻ Simplify internal RegEx in `fastapi/utils.py`. PR [#5057](https://github.com/tiangolo/fastapi/pull/5057) by [@pylounge](https://github.com/pylounge).
 * 🌐 Update `ko/mkdocs.yml` for a missing link. PR [#5020](https://github.com/tiangolo/fastapi/pull/5020) by [@dalinaum](https://github.com/dalinaum).
 * 📝 Simplify example for docs for Additional Responses, remove unnecessary `else`. PR [#4693](https://github.com/tiangolo/fastapi/pull/4693) by [@adriangb](https://github.com/adriangb).
 * 🔧 Fix Type hint of `auto_error` which does not need to be `Optional[bool]`. PR [#4933](https://github.com/tiangolo/fastapi/pull/4933) by [@DavidKimDY](https://github.com/DavidKimDY).