Cannot run grafana with mysql configured as group replication cluster

<!-- Please use this template to create your bug report. By providing as much info as possible you help us understand the issue, reproduce it and resolve it for you quicker. Therefore take a couple of extra minutes to make sure you have provided all info needed. PROTIP: record your screen and attach it as a gif to showcase the issue. - Questions should be posted to: https://community.grafana.com - Use query inspector to troubleshoot issues: https://bit.ly/2XNF6YS - How to record and attach gif: https://bit.ly/2Mi8T6K --> **What happened**: I have a MySQL cluster with group replication, when I start the grafana with the `primary` MySQL server as the backend, I get the below error: ``` logger=migrator t=2022-02-19T15:05:09.95+0000 lvl=eror msg="Executing migration failed" id="copy alert_rule_tag v1 to v2" error="Error 3098: The table does not comply with the requirements by an external plugin." logger=migrator t=2022-02-19T15:05:09.95+0000 lvl=eror msg="Exec failed" error="Error 3098: The table does not comply with the requirements by an external plugin." sql="INSERT INTO `alert_rule_tag` (`alert_id`\n, `tag_id`) SELECT `alert_id`\n, `tag_id` FROM `alert_rule_tag_v1`" Failed to start grafana. error: migration failed (id = copy alert_rule_tag v1 to v2): Error 3098: The table does not comply with the requirements by an external plugin. migration failed (id = copy alert_rule_tag v1 to v2): Error 3098: The table does not comply with the requirements by an external plugin. ``` **What you expected to happen**: **How to reproduce it (as minimally and precisely as possible)**: 1. Create MySQL group replication 2. use the cluster as grafana backend **Anything else we need to know?**: **Environment**: - Grafana version: 8.4.1-ubuntu - Data source type & version: - OS Grafana is installed on: kubernetes - User OS & Browser: - Grafana plugins: - Others: