[clang] [CUDA] Include PTX in non-RDC mode using the new driver (PR #84367)

[Joseph Huber via cfe-commits]

jhuber6 wrote:

> > Should I make `shouldIncludePTX` default to `false` for the new driver?
> 
> Yes, I think that's a better default.

Done, now requires `--cuda-include-ptx=`.

https://github.com/llvm/llvm-project/pull/84367