Fix "Unable to remove NTP GPS from configuration"
Fix "Unable to remove NTP GPS from configuration"

https://forum.pfsense.org/index.php?topic=112771.msg627573

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