chore: use package_distributions to get top levels
#2742
| Job | Run time |
|---|---|
| 1m 41s | |
| 17s | |
| 3m 4s | |
| 3m 22s | |
| 2m 55s | |
| 3m 0s | |
| 3m 5s | |
| 5m 9s | |
| 2m 37s | |
| 2m 28s | |
| 2m 11s | |
| 2m 10s | |
| 2m 20s | |
| 3m 16s | |
| 9m 2s | |
| 6m 12s | |
| 7m 9s | |
| 6m 0s | |
| 9m 1s | |
| 18m 55s | |
| 1h 33m 54s |