fix(Hover): refactor & update hover tracking w/context menus

Fixes #2737

quickshell/Modals/DankLauncherV2/LauncherContextMenu.qml

@@ -25,6 +25,7 @@ Item {
     property real anchorY: 0
     property bool openState: false
     property bool renderActive: false
+    property var transientSurfaceTracker: null
     readonly property alias contextWindow: menuWindow
     readonly property bool blurActive: renderActive && openState && BlurService.enabled && Theme.connectedSurfaceBlurEnabled
 
@@ -49,6 +50,18 @@ Item {
     signal hideRequested
     signal editAppRequested(var app)
 
+    onRenderActiveChanged: transientSurfaceTracker?.setActive(root, renderActive, contextWindow)
+    Component.onDestruction: transientSurfaceTracker?.unregister(root)
+
+    Connections {
+        target: root.transientSurfaceTracker
+        ignoreUnknownSignals: true
+
+        function onCloseRequested() {
+            root.hide();
+        }
+    }
+
     TextMetrics {
         id: menuTextMetrics
         text: root.longestMenuText