[llvm] [NVPTX] Fix lit test issue from used_bytes_mask (PR #171220)

[Drew Kersnar via llvm-commits]

dakersnar wrote:

Shoot, @Artem-B any chance you know the fix to this off the top of your head? I was hoping I could just add this argument to printUsedBytesMaskPragma but it doesn't seem to be that simple.

<img width="3218" height="1783" alt="image" src="https://github.com/user-attachments/assets/9c632128-2325-44bd-8e8a-d656c7d42732" />


https://github.com/llvm/llvm-project/pull/171220