Make simple mode extruder selection work with settings_rework
Make simple mode extruder selection work with settings_rework

CURA-1278 & CURA-790

ynotstartups/Wanhao,senttech/Cura,totalretribution/Cura,ynotstartups/Wanhao,fieldOfView/Cura,Curahelper/Cura,hmflash/Cura,hmflash/Cura,totalretribution/Cura,fieldOfView/Cura,senttech/Cura,Curahelper/Cura