[llvm] [VectorCombine] Support pattern `bitop(cast(x), C) -> cast(bitop(x, InvC))` (PR #155216)

[Rajveer Singh Bharadwaj via llvm-commits]

https://github.com/Rajveer100 approved this pull request.

Implementation looks reasonable from my end. I will leave the rest up to the maintainers.

https://github.com/llvm/llvm-project/pull/155216