[clang] [CMAKE][AMDGPU] fix build failure caused by PR #133619 (PR #133776)

[Slava Zakharin via cfe-commits]

vzakhari wrote:

@farzonl can you please revert the original commit? It seems to break just any LLVM build, so I guess the CI testing of all new PRs should be affected.

https://github.com/llvm/llvm-project/pull/133776