launcher: Dank Launcher V2 (beta)

- Aggregate plugins/extensions in new "all" tab
- Quick tab actions
- New tile mode for results
- Plugins can enforce/require view mode, or set preferred default
- Danksearch under "files" category

quickshell/Modules/ProcessList/ProcessContextMenu.qml

@@ -318,7 +318,7 @@ Popup {
                             anchors.fill: parent
                             hoverEnabled: true
                             cursorShape: modelData.enabled ? Qt.PointingHandCursor : Qt.ArrowCursor
-                            enabled: modelData.enabled
+                            enabled: modelData.enabled ?? false
                             onEntered: {
                                 keyboardNavigation = false;
                                 selectedIndex = index;