Scale instead of center for preview/prepare-menus. [CURA-6478]

resources/qml/ExpandableComponent.qml

@@ -81,9 +81,6 @@ Item
     // Prefix used for the dragged position preferences. Preferences not used if empty. Don't translate!
     property string dragPreferencesNamePrefix: ""
 
-    // Whether this component can remain when switchin from one stage to the other (for ex. 'Prepare' to 'Preview')
-    property bool isMultiStage: false
-
     function toggleContent()
     {
         contentContainer.visible = !expanded
@@ -328,18 +325,6 @@ Item
         updateDragPosition();
     }
 
-    Connections
-    {
-        target: UM.Controller
-        onActiveStageChanged:
-        {
-            if (isMultiStage)
-            {
-                updateDragPosition();
-            }
-        }
-    }
-
     // DO NOT MOVE UP IN THE CODE: This connection has to be here, after the definition of the content item.
     // Apparently the order in which these are handled matters and so the height is correctly updated if this is here.
     Connections

resources/qml/PrintSetupSelector/PrintSetupSelector.qml

@@ -12,7 +12,6 @@ Cura.ExpandableComponent
     id: printSetupSelector
 
     dragPreferencesNamePrefix: "view/settings"
-    isMultiStage: true
 
     property bool preSlicedData: PrintInformation.preSliced