Integrate LLVM at llvm/llvm-project@32627f4ab4b7
Integrate LLVM at llvm/llvm-project@32627f4ab4b7

Updates LLVM usage to match
[32627f4ab4b7](https://github.com/llvm/llvm-project/commit/32627f4ab4b7)

PiperOrigin-RevId: 384499817

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