docs: static boolean containsDisallowedQuantileLabelForSummary(List<String> labelNames, Type type) {
      if (!Type.SUMMARY.equals(type)) {
        return false;
      }
      for (String label : labelNames) {
        if (LABEL_NAME_QUANTILE.equals(label)) {
          return true;
        }
      }
      return false;
    }