[clang] [Clang] Add __builtin_(elementwise|reduce)_(max|min)imum (PR #110198)

[Tex Riddell via cfe-commits]

tex3d wrote:

Oh dang.  That's why I didn't see an update.  Because the revert wasn't pushed to llvm/main, it was a revert on another repo.  Looks like I could re-apply the test fix again unless you're planning on doing a revert on llvm/main.

https://github.com/llvm/llvm-project/pull/110198