📝 Update release notes

docs/en/docs/release-notes.md

@@ -2,6 +2,7 @@
 
 ## Latest Changes
 
+* ✨ Add Material for MkDocs Insiders features and cards. PR [#9748](https://github.com/tiangolo/fastapi/pull/9748) by [@tiangolo](https://github.com/tiangolo).
 * 🔥 Remove languages without translations. PR [#9743](https://github.com/tiangolo/fastapi/pull/9743) by [@tiangolo](https://github.com/tiangolo).
 * ✨ Refactor docs for building scripts, use MkDocs hooks, simplify (remove) configs for languages. PR [#9742](https://github.com/tiangolo/fastapi/pull/9742) by [@tiangolo](https://github.com/tiangolo).
 * 🔨 Add MkDocs hook that renames sections based on the first index file. PR [#9737](https://github.com/tiangolo/fastapi/pull/9737) by [@tiangolo](https://github.com/tiangolo).