[lld] [llvm] [mlir] [polly] [NFC] Add explicit #include llvm-config.h where its macros are used, last part. (PR #107615)

[Jakub Kuderski via llvm-commits]

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

SPIRV changes LGTM

https://github.com/llvm/llvm-project/pull/107615