[clang] [CIR][CUDA] Add host-side surface registration support (PR #225146)

[via cfe-commits]

Siya-05 wrote:

I've resolved the merge conflict and rebased the branch onto the latest upstream main.
@koparasy, @bcardosolopes, kindly take another look when you have the chance. Thanks!

https://github.com/llvm/llvm-project/pull/225146