Fix updating the sidebar when a setting is changed in an extruder
Fix updating the sidebar when a setting is changed in an extruder

CURA-1585

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