Remove check-migrations for rococo chain
#6237
| Job | Run time |
|---|---|
| 49s | |
| 1m 6s | |
| 57s | |
| 9m 52s | |
| 11m 26s | |
| 15m 26s | |
| 14m 1s | |
| 9m 0s | |
| 8m 48s | |
| 8m 36s | |
| 9m 25s | |
| 9m 44s | |
| 9m 20s | |
| 9m 43s | |
| 9m 33s | |
| 10m 22s | |
| 9m 7s | |
| 9m 23s | |
| 1s | |
| 2h 36m 39s |