docs: add definition and voting rules of -contrib repositories
#1853
| Job | Run time |
|---|---|
| 2s | |
| 11s | |
| 17s | |
| 3s | |
| 8s | |
| 31s | |
| 4s | |
| 9s | |
| 8s | |
| 1m 33s |
-contrib repositories
#1853
| Job | Run time |
|---|---|
| 2s | |
| 11s | |
| 17s | |
| 3s | |
| 8s | |
| 31s | |
| 4s | |
| 9s | |
| 8s | |
| 1m 33s |