Needs approval from an approver in each of these files:
- ~~[OWNERS](https://github.com/cert-manager/release/blob/master/OWNERS)~~ [SgtCoDFish,wallrj]
Approvers can indicate their approval by writing `/approve` in a comment
Approvers can cancel approval by writing `/approve cancel` in a comment
Ensures that if trivy tests haven't run for 36 hours we'll be alerted (we currently run every 24h).
Also ensures that any failure is treated as an actual failure which stops the test getting marked as 'flaky'