cli: Rework `rad sync`
The command now works with both a replica target and a seeds target. This is especially useful to eg. ensure that a preferred seed has been synced, while still trying to hit a higher replica count.
The command now works with both a replica target and a seeds target. This is especially useful to eg. ensure that a preferred seed has been synced, while still trying to hit a higher replica count.
Small rename.
Typo fix.
Rework a little.