Remove Verifier check that I moved to previous PR

Author: rovka

llvm/test/Verifier/AMDGPU/intrinsic-amdgcn-call-whole-wave.ll

@@ -44,10 +44,3 @@ define amdgpu_cs void @bad_args(i32 %x) {
 
   ret void
 }
-
-define amdgpu_cs void @no_direct_calls_to_whole_wave(i32 %x) {
-  ; CHECK: calling convention does not permit calls
-  %whatever = call amdgpu_gfx_whole_wave i32(i1, i32, i32) @good_callee(i1 poison, i32 %x, i32 inreg %x)
-
-  ret void
-}