[llvm] AMDGPU: Use generated checks in test missing checks (PR #131110)

[Matt Arsenault via llvm-commits]

arsenm wrote:

### Merge activity

* **Mar 14, 3:38 AM EDT**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/131110).


https://github.com/llvm/llvm-project/pull/131110