[clang] [clang-tools-extra] [libcxx] [lldb] [llvm] Add clang basic module directory (PR #93388)

[Chuanqi Xu via cfe-commits]

https://github.com/ChuanqiXu9 requested changes to this pull request.

I don't like the PR since I don't feel it makes the code cleaner and it may make the downstream suffering backporting.

https://github.com/llvm/llvm-project/pull/93388