Add CentralDogmaConfigSource for direct xDS resource fetching from repository
#2524
| Job | Run time |
|---|---|
| 5m 57s | |
| 7m 1s | |
| 6m 5s | |
| 5m 59s | |
| 10m 43s | |
| 20m 53s | |
| 21m 5s | |
| 23m 31s | |
| 20m 53s | |
| 20m 36s | |
| 28m 34s | |
| 22m 36s | |
| 3h 13m 53s |