Add correct bitmask for ipv6
Add correct bitmask for ipv6

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