[lld] Revert "[lld][AMDGPU] Support R_AMDGPU_ABS32_(LO|HI) relocations" (PR #191591)

[Joseph Huber via llvm-commits]

https://github.com/jhuber6 approved this pull request.

Sorry, I thought it was innocuous enough and only touched AMD portions. I've attempted a basic fix to this in https://github.com/llvm/llvm-project/pull/191597, but if that isn't satisfactory go ahead and revert this and I'll get back to it next week.

https://github.com/llvm/llvm-project/pull/191591