code: public ResultType updateTag(Integer tagId, String newTagName) {
          BeanUtil.requireNonNull(tagId, "tagId is null");
          BeanUtil.requireNonNull(newTagName, "newTagName is null");
          LOG.debug("编辑标签.....");
          String url = BASE_API_URL + "cgi-bin/tags/update?access_token=#";
          Map<String, Object> param = new HashMap<String, Object>();
          param.put("id", tagId);
          param.put("name", newTagName);
          BaseResponse response = executePost(url, JSONUtil.toJson(param));
          return ResultType.get(response.getErrcode());
      }
docs: 编辑标签
  @param tagId 标签ID
  @param newTagName 新的标签名称
  @return 编辑结果