[ROVER-301] Fixes => rover dev prematurely outputs that the supergraph is running.
#671
| Job | Run time |
|---|---|
| 6s | |
| 2m 36s | |
| 2m 38s | |
| 2m 37s | |
| 2m 50s | |
| 1s | |
| 1s | |
| 10m 49s |