Fix quality selection menu to highlight the active entry

Since we changed the "empty_quality_changes" to a proper empty
container.

resources/qml/Menus/ProfileMenu.qml

@@ -19,7 +19,7 @@ Menu
         {
             text: model.name + " - " + model.layer_height
             checkable: true
-            checked: Cura.MachineManager.activeQualityChangesId == "empty_quality_changes" && Cura.MachineManager.activeQualityType == model.metadata.quality_type
+            checked: Cura.MachineManager.activeQualityChangesId == "" && Cura.MachineManager.activeQualityType == model.metadata.quality_type
             exclusiveGroup: group
             onTriggered: Cura.MachineManager.setActiveQuality(model.id)
         }