code: public AVIMConversationsQuery whereNotContainsIn(String key, Collection<?> value) {
      conditions.whereNotContainedIn(key, value);
      return this;
    }
docs: 增加查询条件，当conversation的属性中对应的字段对应的值不包含在指定值中时即可返回
  
  @param key
  @param value
  @return