[clang] [clang] Catch missing format attributes (PR #105479)

[Vitaly Buka via cfe-commits]

https://github.com/vitalybuka requested changes to this pull request.

Before looking into details, may I ask you to:
1. Re-base
2. address or reply to existing comments
3. click re-request review.

Thank you!

https://github.com/llvm/llvm-project/pull/105479