Correct is_array() check.

Suggested-by: Bill M
Correct is_array() check.

Suggested-by: Bill M

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