Remove ignore columns on JiraTrackerData
What does this MR do?
Removing columns requires 3 milestones https://docs.gitlab.com/ee/development/what_requires_downtime.html#dropping-columns
- Ignore the column %13.11 !57260 (merged)
- Drop the column %13.12 !60123 (merged)
- Remove the ignore rule %14.0 => We are here
Related to #325938 (closed)
Edited by Arturo Herrero