Add a theme style for setting categories
Add a theme style for setting categories

bq/Ultimaker-Cura,senttech/Cura,lo0ol/Ultimaker-Cura,hmflash/Cura,derekhe/Cura,fxtentacle/Cura,quillford/Cura,fxtentacle/Cura,DeskboxBrazil/Cura,derekhe/Cura,markwal/Cura,ad1217/Cura,Curahelper/Cura,fieldOfView/Cura,totalretribution/Cura,ad1217/Cura,fieldOfView/Cura,senttech/Cura,hmflash/Cura,lo0ol/Ultimaker-Cura,DeskboxBrazil/Cura,totalretribution/Cura,quillford/Cura,ynotstartups/Wanhao,markwal/Cura,Curahelper/Cura,ynotstartups/Wanhao,bq/Ultimaker-Cura