📝 Update release notes

docs/en/docs/release-notes.md

@@ -2,6 +2,7 @@
 
 ## Latest Changes
 
+* 👷 Tweak build-docs to improve CI performance. PR [#5699](https://github.com/tiangolo/fastapi/pull/5699) by [@tiangolo](https://github.com/tiangolo).
 * ⬆ [pre-commit.ci] pre-commit autoupdate. PR [#5566](https://github.com/tiangolo/fastapi/pull/5566) by [@pre-commit-ci[bot]](https://github.com/apps/pre-commit-ci).
 * 🌐 Add Portuguese translation for `docs/pt/docs/deployment/docker.md`. PR [#5663](https://github.com/tiangolo/fastapi/pull/5663) by [@ayr-ton](https://github.com/ayr-ton).
 * ⬆️ Upgrade Ruff. PR [#5698](https://github.com/tiangolo/fastapi/pull/5698) by [@tiangolo](https://github.com/tiangolo).