removal: made support_area_smoothing hardcoded (CURA-2296)
removal: made support_area_smoothing hardcoded (CURA-2296)

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