📝 Update release notes

docs/en/docs/release-notes.md

@@ -21,6 +21,7 @@ hide:
 
 ### Translations
 
+* 🌐 Add Korean translation for `docs/ko/docs/benchmarks.md`. PR [#12540](https://github.com/fastapi/fastapi/pull/12540) by [@Limsunoh](https://github.com/Limsunoh).
 * 🌐 Add Portuguese translation for `docs/pt/docs/how-to/separate-openapi-schemas.md`. PR [#12518](https://github.com/fastapi/fastapi/pull/12518) by [@ilacftemp](https://github.com/ilacftemp).
 * 🌐 Update Traditional Chinese translation for `docs/zh-hant/docs/deployment/index.md`. PR [#12521](https://github.com/fastapi/fastapi/pull/12521) by [@codingjenny](https://github.com/codingjenny).
 * 🌐 Update Traditional Chinese translation for `docs/zh-hant/docs/deployment/cloud.md`. PR [#12522](https://github.com/fastapi/fastapi/pull/12522) by [@codingjenny](https://github.com/codingjenny).