[clang] [flang] [llvm] [mlir] Reland "[NVPTX] Validate user-specified PTX version against SM version" (PR #180116)

[Justin Fargnoli via cfe-commits]

justinfargnoli wrote:

I won't land this before Monday of next week because it has been reverted so many times; I don't want it to break things over the weekend.

https://github.com/llvm/llvm-project/pull/180116