message: Update git_version to be the same type of byte before final conversion
  "git_version_is_invalid" should be b"git_version_is_invalid" so
  that `git_version` is always byte (conversion will happen later)
diff: @@ -189,7 +189,7 @@ def write_version_info(filename, git_version):
  git_version: the result of a git describe.
  """
  if b"\"" in git_version or b"\\" in git_version:
  - git_version = "git_version_is_invalid" # do not cause build to fail!
  + git_version = b"git_version_is_invalid" # do not cause build to fail!
  contents = """/* Generated by gen_git_source.py */
  #include <string>
  const char* tf_git_version() {return "%s";}
  