Fix display of static dhcpv6 assignments. Format duid with colons.
Fix display of static dhcpv6 assignments. Format duid with colons.

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