[llvm] [NVPTX] Fix failing tests on incompatible PTX version (PR #111988)

[Artem Belevich via llvm-commits]

Artem-B wrote:

Ah. It's `ptxas` that complains. I can reproduce it. This is something that needs fixing. I was planning to look into other debug info issues next week, so I'll take a look at this, too.

Filed https://github.com/llvm/llvm-project/issues/112998

https://github.com/llvm/llvm-project/pull/111988