test: reduce flakiness of different-registry-per-thread
#75900
| Job | Run time |
|---|---|
| 1h 14m 18s | |
| 1h 14m 18s |
different-registry-per-thread
#75900
| Job | Run time |
|---|---|
| 1h 14m 18s | |
| 1h 14m 18s |