turris-maintain: fix redirect IPs order
Prefer LAN interface IP addresses before WAN IP addresses.
This should help with issue that sometimes pops up - after action that is triggered from reForis which requires reboot or restart of some components (e.g. network), browser is redirected to unexpected IP address of router (WAN instead of LAN).
Related to: turris/reforis/reforis#178 (closed)