Fix typo in release notes entry

Drop duplicate 'for' in the line citing PR #1344. Original phrasing
was carried over from the PR title 'Update issue template for for
questions' (now archived). One-character fix to release-notes.md
line 6099.

docs/en/docs/release-notes.md

@@ -6096,7 +6096,7 @@ Note: all the previous parameters are still there, so it's still possible to dec
 
 * Allow enums to allow them to have their own schemas in OpenAPI. To support [pydantic/pydantic#1432](https://github.com/pydantic/pydantic/pull/1432) in FastAPI. PR [#1461](https://github.com/tiangolo/fastapi/pull/1461).
 * Add links for funding through [GitHub sponsors](https://github.com/sponsors/tiangolo). PR [#1425](https://github.com/tiangolo/fastapi/pull/1425).
-* Update issue template for for questions. PR [#1344](https://github.com/tiangolo/fastapi/pull/1344) by [@retnikt](https://github.com/retnikt).
+* Update issue template for questions. PR [#1344](https://github.com/tiangolo/fastapi/pull/1344) by [@retnikt](https://github.com/retnikt).
 * Update warning about storing passwords in docs. PR [#1336](https://github.com/tiangolo/fastapi/pull/1336) by [@skorokithakis](https://github.com/skorokithakis).
 * Fix typo. PR [#1326](https://github.com/tiangolo/fastapi/pull/1326) by [@chenl](https://github.com/chenl).
 * Add translation to Portuguese for [Alternatives, Inspiration and Comparisons - Alternativas, Inspiração e Comparações](https://fastapi.tiangolo.com/pt/alternatives/). PR [#1325](https://github.com/tiangolo/fastapi/pull/1325) by [@Serrones](https://github.com/Serrones).