[clang] [lldb] Revert "NFC: Make clang resource headers an interface library (#88317)" (PR #89266)

[Saleem Abdulrasool via cfe-commits]

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

Approving it in case it needs to be merged, but I think that we should try to determine how it is breaking. This change feels like it should be correct and is a pretty good cleanup, so I would prefer that fix forward rather than revert.

https://github.com/llvm/llvm-project/pull/89266