message: Upgrade Bazel version to 0.26.0
diff: @@ -1391,7 +1391,7 @@ def main():
  # environment variables.
  environ_cp = dict(os.environ)
  - current_bazel_version = check_bazel_version('0.24.1', '0.25.3')
  + current_bazel_version = check_bazel_version('0.24.1', '0.26.0')
  _TF_CURRENT_BAZEL_VERSION = convert_version_to_int(current_bazel_version)
  reset_tf_configure_bazelrc()
  