[clang] [compiler-rt] [llvm] [PGO][Offload] Allow PGO flags to be used on GPU targets (PR #94268)

[Artem Belevich via llvm-commits]

Artem-B wrote:

@jhuber6 @jdoerfert I propose reverting the change, unless it can be quickly fixed forward so it does not affect CUDA/NVPTX.

https://github.com/llvm/llvm-project/pull/94268