[clang] [Clang] Add missing release note entry in GH226753 (PR #227078)

[Shafik Yaghmour via cfe-commits]

https://github.com/shafik approved this pull request.

The summary should link to the issue or PR you are referring to so a reviewer can quickly reference it.

LGTM

https://github.com/llvm/llvm-project/pull/227078