message: Integrate LLVM at llvm/llvm-project@0604e0bc683e
  Updates LLVM usage to match
  [0604e0bc683e](https://github.com/llvm/llvm-project/commit/0604e0bc683e)
diff: @@ -4,8 +4,8 @@ load("//third_party:repo.bzl", "tf_http_archive")
  def repo(name):
  """Imports LLVM."""
  - LLVM_COMMIT = "2416f2436334450d216c7aa62a6624dc17765228"
  - LLVM_SHA256 = "79206f907f549d4a3662be8bcaecc02067030ded460696c03fea0f1801d76de3"
  + LLVM_COMMIT = "0604e0bc683eeae76416568411369ba7fd8a1b34"
  + LLVM_SHA256 = "53e40f84aed9130016a1d469f65472a0c9b3a2600ffa12072bd018f87e46e267"
  tf_http_archive(
  name = name,
  