[clang] [llvm] AMDGPU: Move attributor into optimization pipeline (PR #83131)

[Jan Patrick Lehr via llvm-commits]

jplehr wrote:

Hey @arsenm this broke all AMDGPU OpenMP Offload buildbots (e.g., https://lab.llvm.org/buildbot/#/builders/30).

Any chance you can fix these issues?

https://github.com/llvm/llvm-project/pull/83131