Integrate LLVM at llvm/llvm-project@93377888ae89
Integrate LLVM at llvm/llvm-project@93377888ae89

Updates LLVM usage to match
[93377888ae89](https://github.com/llvm/llvm-project/commit/93377888ae89)

PiperOrigin-RevId: 336669842

google-research/structured-additive-IR,google-research/structured-additive-IR