[llvm] [SPIR-V] Add pre-commit CI workflow (PR #74092)

[Natalie Chouinard via llvm-commits]

sudonatalie wrote:

> Looks the same for me and the build succeeded.

Actually I just pulled upstream and the SPIR-V backend is broken at tip-of-tree at the moment. Fix in #74660.

https://github.com/llvm/llvm-project/pull/74092