Integrate LLVM at llvm/llvm-project@72b18a86e11e
Integrate LLVM at llvm/llvm-project@72b18a86e11e

Updates LLVM usage to match
[72b18a86e11e](https://github.com/llvm/llvm-project/commit/72b18a86e11e)

PiperOrigin-RevId: 359762921

tensorflow/runtime,tensorflow/runtime,tensorflow/runtime,tensorflow/runtime