[clang] [Clang] counted_by attr can apply only to C99 flexible array members (PR #72347)

[Kees Cook via cfe-commits]

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

Yes, this looks correct. We don't want to let this feature leak into the "fake" flex array logic.

https://github.com/llvm/llvm-project/pull/72347