duplicated text
https://develop.kde.org/docs/plasma/widget/configuration/#contentsuiconfiggeneralqml
Repeated twice: "You do not need to set a Kirigami label." :
CheckBoxes have their own labels, so you don’t need to set a Kirigami label. You can use it for CheckBoxes as a section seperator though. You do not need to set a Kirigami label.