📝 Update release notes

[skip ci]

docs/en/docs/release-notes.md

@@ -9,6 +9,7 @@ hide:
 
 ### Translations
 
+* 📝 Fix highlight line in `docs/ja/docs/tutorial/body.md`. PR [#13927](https://github.com/fastapi/fastapi/pull/13927) by [@KoyoMiyazaki](https://github.com/KoyoMiyazaki).
 * 🌐 Add Persian translation for `docs/fa/docs/environment-variables.md`. PR [#13923](https://github.com/fastapi/fastapi/pull/13923) by [@Mohammad222PR](https://github.com/Mohammad222PR).
 * 🌐 Add Persian translation for `docs/fa/docs/python-types.md`. PR [#13524](https://github.com/fastapi/fastapi/pull/13524) by [@Mohammad222PR](https://github.com/Mohammad222PR).
 * 🌐 Update Portuguese Translation for `docs/pt/docs/project-generation.md`. PR [#13875](https://github.com/fastapi/fastapi/pull/13875) by [@EdmilsonRodrigues](https://github.com/EdmilsonRodrigues).