Fix #3935 Properly allow WAN without LAN
Was broken by https://github.com/pfsense/pfsense/commit/bd0b5d2dc7a279d3473a65a11d67efb5e39392be
Fix #3935 Properly allow WAN without LAN
Was broken by https://github.com/pfsense/pfsense/commit/bd0b5d2dc7a279d3473a65a11d67efb5e39392be