[libcxx-commits] [libcxx] [libc++] Properly define _LIBCPP_HAS_NO_UNICODE in __config_site (PR #95138)

[Mark de Wever via libcxx-commits]

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

Thanks! LGTM!

https://github.com/llvm/llvm-project/pull/95138