Fix the repeated entries in loader.conf.
Fix the repeated entries in loader.conf.

Ticket:	#9647

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