egg-sequelize使用group by的时候查询报SequelizeDatabaseError，但拿SQL到数据库执行能正常返回值

## What happens?
A clear and concise description of what the bug is.
SQL如下，其中 team_id是主键，
SELECT `team_id`, `team_name`, `thumbnail`, `introduce`, COUNT(`team`.`father_id`) AS `count` FROM `team` AS `team` WHERE `team`.`father_id` = 0 GROUP BY `father_id` HAVING `father_id` = 0 LIMIT 0, 15;
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## How To Reproduce

**Steps to reproduce the behavior:**
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**Expected behavior**
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## Context
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