Exam mode: Only send student notifications when end time has changed
#2950
| Job | Run time |
|---|---|
| 4s | |
| 6s | |
| 1s | |
| 1s | |
| 1s | |
| 1s | |
| 2s | |
| 1s | |
| 2s | |
| 1s | |
| 2m 10s | |
| 0s | |
| 2m 30s |