Fix XXX.   Do not allow DHCP out WAN if interface is not selected for DHCP.
Fix XXX.   Do not allow DHCP out WAN if interface is not selected for DHCP.

BlackstarGroup/pfsense,brunostein/pfsense,BlackstarGroup/pfsense,ptorsten/pfsense,NewEraCracker/pfsense,ch1c4um/pfsense,jxmx/pfsense,ch1c4um/pfsense,jxmx/pfsense,BlackstarGroup/pfsense,ch1c4um/pfsense,NewEraCracker/pfsense,brunostein/pfsense,ch1c4um/pfsense,jxmx/pfsense,dennypage/pfsense,phil-davis/pfsense,pfsense/pfsense,phil-davis/pfsense,NOYB/pfsense,NewEraCracker/pfsense,brunostein/pfsense,BlackstarGroup/pfsense,phil-davis/pfsense,pfsense/pfsense,dennypage/pfsense,phil-davis/pfsense,NOYB/pfsense,pfsense/pfsense,NOYB/pfsense,ptorsten/pfsense,ptorsten/pfsense,NewEraCracker/pfsense,dennypage/pfsense,pfsense/pfsense,dennypage/pfsense