[llvm] [NVPTX] Do not run the NVVMReflect pass as part of the normal pipeline (PR #121834)

[Johannes Doerfert via llvm-commits]

jdoerfert wrote:

FWIW, the pass should be super cheap, if it starts by looking for the intrinsic and then the uses. Running it twice is a valid option.

https://github.com/llvm/llvm-project/pull/121834