[llvm] [SPIRV] support for the intrinsic @llvm.fptosi.sat.* and @llvm.fptoui.sat.* (PR #129222)

[Dmitry Sidorov via llvm-commits]

https://github.com/MrSidims commented:

Patch is LGTM, but the test should be corrected

https://github.com/llvm/llvm-project/pull/129222