[clang] [clang] Fix darwin-related tests' REQUIRES annotation (PR #130138)

[Lucas Duarte Prates via cfe-commits]

pratlucas wrote:

> I am ok with the fix but it will be good to update the REQUIRES to cover MacOSX target as well.

I've updated the annotations to cover MacOSX too.

https://github.com/llvm/llvm-project/pull/130138