Instead of ignoring the IP, add it to interface even if we cannot do it with setfirst.
Instead of ignoring the IP, add it to interface even if we cannot do it with setfirst.

Ticket #7042

phil-davis/pfsense,dennypage/pfsense,jxmx/pfsense,dennypage/pfsense,phil-davis/pfsense,ptorsten/pfsense,ptorsten/pfsense,NewEraCracker/pfsense,NOYB/pfsense,NOYB/pfsense,dennypage/pfsense,phil-davis/pfsense,NewEraCracker/pfsense,pfsense/pfsense,phil-davis/pfsense,pfsense/pfsense,jxmx/pfsense,brunostein/pfsense,pfsense/pfsense,brunostein/pfsense,NewEraCracker/pfsense,ptorsten/pfsense,jxmx/pfsense,pfsense/pfsense,NewEraCracker/pfsense,NOYB/pfsense,brunostein/pfsense,dennypage/pfsense