[llvm] AMDGPU: Fix verifier error on tail call target in vgprs (PR #110984)

[Henrik G. Olsson via llvm-commits]

hnrklssn wrote:

`llvm/test/CodeGen/AMDGPU/tail-call-uniform-target-in-vgprs-issue110930.ll` is failing: https://green.lab.llvm.org/job/llvm.org/job/clang-stage1-cmake-RA-expensive/2144/testReport/junit/LLVM/CodeGen_AMDGPU/tail_call_uniform_target_in_vgprs_issue110930_ll/

https://github.com/llvm/llvm-project/pull/110984