* add a VIA keymap for kbd75
* rev2 is a completely different pcb allowing a NEW layout, setting this to have a different product id so users don't get confused when they're able to enable numpad layout on rev1 VIA
* Update keyboards/kbdfans/kbd75/rev1/config.h
Co-Authored-By: Joel Challis <git@zvecr.com>
* Update keyboards/kbdfans/kbd75/rev2/config.h
Co-Authored-By: Joel Challis <git@zvecr.com>
Co-authored-by: Joel Challis <git@zvecr.com>
MechMerlin