[llvm] [AMDGPU] Fix interaction between WQM and llvm.amdgcn.init.exec (PR #93680)

[Piotr Sobczak via llvm-commits]

piotrAMD wrote:

The approach looks good to me. Seeing the failing case, it makes sense that SI_INIT_EXEC (whose exec value can be arbitrary) is not expanded until si-wqm.

https://github.com/llvm/llvm-project/pull/93680