Integrate LLVM at llvm/llvm-project@b7e05c874b5b
Integrate LLVM at llvm/llvm-project@b7e05c874b5b

Updates LLVM usage to match
[b7e05c874b5b](https://github.com/llvm/llvm-project/commit/b7e05c874b5b)

PiperOrigin-RevId: 358289004

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