update btn-primary color on dark theme
update btn-primary color on dark theme

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