fix(desktop-widgets): Added a toggle for snapping the scale

Commons/Settings.qml

@@ -763,6 +763,7 @@ Singleton {
       property bool enabled: false
       property bool overviewEnabled: true
       property bool gridSnap: false
+      property bool gridSnapScale: false
       property list<var> monitorWidgets: []
       // Format: [{ "name": "DP-1", "widgets": [...] }, { "name": "HDMI-1", "widgets": [...] }]
     }