[llvm-branch-commits] [clang] release/19.x: Revert "[AIX] Turn on `#pragma mc_func` check by default (#101336)" (PR #101737)

[David Tenty via llvm-branch-commits]

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

LGTM, this is current breaking our ability to build compiler-rt

https://github.com/llvm/llvm-project/pull/101737