[libcxx-commits] [libcxx] [libc++][AIX] Fixup problems with ABI list checking (PR #155643)

[Hubert Tong via libcxx-commits]

https://github.com/hubert-reinterpretcast approved this pull request.

LGTM with minor nit.

https://github.com/llvm/llvm-project/pull/155643