[llvm] [AMDGPU][MC] Disallow nogds in ds_gws_* instructions (PR #166438)

[Matt Arsenault via llvm-commits]

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@@ -0,0 +1,38 @@
+// RUN: not llvm-mc -triple=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32 %s 2>&1 | FileCheck --implicit-check-not=error: %s
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arsenm wrote:

```suggestion
// RUN: not llvm-mc -triple=amdgcn -mcpu=gfx1010 %s 2>&1 | FileCheck --implicit-check-not=error: %s
```

https://github.com/llvm/llvm-project/pull/166438