[llvm] [SPIRV] Addition of @llvm.lround.* and @llvm.llround.* intrinsic (PR #129240)

[Michal Paszkowski via llvm-commits]

michalpaszkowski wrote:

Thanks for the PR, synced with main branch to check the current status of tests (waiting for the results), but the change looks good overall.

https://github.com/llvm/llvm-project/pull/129240