Ask for kernel type if the kernel upgrade type is unknown.
Ask for kernel type if the kernel upgrade type is unknown.

Ticket #1435

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