[llvm] [AMDGPU] Enable `AAAddressSpace` in `AMDGPUAttributor` (PR #101593)

[Shilei Tian via llvm-commits]

shiltian wrote:

I think the test was a false failure. What I changed was the optimization pipeline for AMDGPU, but this test case doesn't have GPU involved at all.

https://github.com/llvm/llvm-project/pull/101593