[llvm] AMDGPU: Try to add some more amdgpu-perf-hint tests (PR #102644)

[Matt Arsenault via llvm-commits]

arsenm wrote:

### Merge activity

* **Aug 11, 7:00 AM EDT**: @arsenm started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/102644).


https://github.com/llvm/llvm-project/pull/102644