Remove GetRest leftover from datasources API validator.
#7895
| Job | Run time |
|---|---|
| 1m 55s | |
| 3m 20s | |
| 3m 7s | |
| 2m 23s | |
| 10s | |
| 3m 21s | |
| 2m 57s | |
| 26s | |
| 2m 46s | |
| 10m 9s | |
| 2m 36s | |
| 33m 10s |