nix: replace deprecated pkgs.system with stdenv.hostPlatform.system
#6930
| Job | Run time |
|---|---|
| 1m 18s | |
| 1m 2s | |
| 18m 35s | |
| 10m 3s | |
| 14m 34s | |
| 1m 42s | |
| 2m 44s | |
| 13m 51s | |
| 1m 11s | |
| 1m 32s | |
| 1m 45s | |
| 1m 25s | |
| 4m 41s | |
| 4m 41s | |
| 3m 1s | |
| 2m 26s | |
| 3m 4s | |
| 2m 10s | |
| 4m 17s | |
| 2m 12s | |
| 1h 36m 14s |