Fix removing automatic DNS server route. Issue #11578
Fix removing automatic DNS server route. Issue #11578

dennypage/pfsense,NewEraCracker/pfsense,dennypage/pfsense,dennypage/pfsense,pfsense/pfsense,NewEraCracker/pfsense,dennypage/pfsense,pfsense/pfsense,NewEraCracker/pfsense,pfsense/pfsense,NewEraCracker/pfsense,pfsense/pfsense