Restrict last_activity_at updates to one per hour
What does this MR do?
This MR reduces the number of updates to
projects.last_activity_at to once per hour.
Why was this MR needed?
Does this MR meet the acceptance criteria?
- CHANGELOG entry added
- Added for this feature/bug
- All builds are passing
- Conform by the merge request performance guides
- Conform by the style guides
Branch has no merge conflicts with
master(if you do - rebase it please)
- Squashed related commits together