gs-prefs-dialog: Port to AdwSwitchRow
Libadwaita provides a specialized widget for a AdwActionRow with a single GtkSwitch as its child, so let's use that.
See #2354 (closed)
Libadwaita provides a specialized widget for a AdwActionRow with a single GtkSwitch as its child, so let's use that.
See #2354 (closed)