message: Integrate LLVM at llvm/llvm-project@a1344779ab01
  Updates LLVM usage to match
  [a1344779ab01](https://github.com/llvm/llvm-project/commit/a1344779ab01)
diff: @@ -685,8 +685,8 @@ def tf_repositories(path_prefix = "", tf_repo_name = ""):
  )
  # Check out LLVM and MLIR from llvm-project.
  - LLVM_COMMIT = "2ac4d0f45a2a301163ca53f3e23e675f4f5bdbd3"
  - LLVM_SHA256 = "c486d952c5e48c7efd3e0bdb3ffc67766fb3d7b3655daaa1b83bb87ad9611eb4"
  + LLVM_COMMIT = "a1344779ab019a6bcd29842c1499343e15efbe87"
  + LLVM_SHA256 = "5bb63a50e54f3191ccc1738a27f07b5ec968fe0bc04594ee2de961fd88cd91a7"
  LLVM_URLS = [
  "https://storage.googleapis.com/mirror.tensorflow.org/github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
  "https://github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
  