Document what to do to reset Geo tracking database
What does this MR do?
- Add new rake task to cleanup exclusive lease state from Redis [https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/17500]
- Add documentation to troubleshooting page, on how to reset the tracking database and restart replication from scratch
Closes gitlab-org/gitlab-ee#4910
Edited by 🤖 GitLab Bot 🤖