Integrate LLVM at llvm/llvm-project@624fccba87cc
Integrate LLVM at llvm/llvm-project@624fccba87cc

Updates LLVM usage to match
[624fccba87cc](https://github.com/llvm/llvm-project/commit/624fccba87cc)

PiperOrigin-RevId: 358167564

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