[llvm] [NVPTX] Add NVVMUpgradeAnnotations pass to cleanup legacy annotations (PR #119261)

[Alex MacLean via llvm-commits]

AlexMaclean wrote:

@Artem-B, This functionality is currently implemented as a pass that we add at the beginning of llc and opt. Do you think it would make more sense to put in AutoUpgrade?

https://github.com/llvm/llvm-project/pull/119261