test: unmark flaky from test_non_printable_key_sends_events
#11508
| Job | Run time |
|---|---|
| 1m 30s | |
| 1m 47s | |
| 1m 42s | |
| 1m 40s | |
| 1m 23s | |
| 1m 19s | |
| 1m 15s | |
| 1m 12s | |
| 56s | |
| 1m 2s | |
| 58s | |
| 1m 0s | |
| 3m 51s | |
| 4m 36s | |
| 3m 35s | |
| 4m 53s | |
| 1s | |
| 32m 40s |