[libc-commits] [libc] [libc] Run tests in matching build configurations only (PR #215333)

[via libc-commits]

https://github.com/lntue commented:

Thanks for cleaning this up!  There are several places in our documentations and python scripts that still mention `.__unit__` and `.__hermetic__`.  Do you mind cleaning them up in this PR also?

https://github.com/llvm/llvm-project/pull/215333