message: Bump the minimal Bazel version to 0.24.1
  We'll have to bump the minimal Bazel version to 0.24.1 because google_cloud_cpp v0.8.1 doesn't work with Bazel 0.23.1.
diff: @@ -1387,7 +1387,7 @@ def main():
  # environment variables.
  environ_cp = dict(os.environ)
  - current_bazel_version = check_bazel_version('0.22.0', '0.24.1')
  + current_bazel_version = check_bazel_version('0.24.1', '0.25.0')
  _TF_CURRENT_BAZEL_VERSION = convert_version_to_int(current_bazel_version)
  reset_tf_configure_bazelrc()
  