[llvm] AMDGPU: Handle gfx950 XDL-write-VGPR-VALU-Mem-Exp wait state change (PR #126727)

[Matt Arsenault via llvm-commits]

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@@ -471,4 +471,4 @@ define amdgpu_kernel void @test_mfma_f32_32x32x16_bf16__vgprcd_mac_flags(<8 x bf
 }
 
 attributes #0 = { "amdgpu-flat-work-group-size"="512,512" }
-attributes #1 = { "amdgpu-flat-work-group-size"="1,64" }
+attributes #1 = { "amdgpu-flat-work-group-size"="1,64" }
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arsenm wrote:

```suggestion
attributes #1 = { "amdgpu-flat-work-group-size"="1,64" }


```

https://github.com/llvm/llvm-project/pull/126727