[AI] Re-enabled media controls osd

osd/MediaControls.qml

@@ -79,15 +79,15 @@ Scope {
     target: "mediaControls"
 
     function toggle(): void {
-      mediaControlsLoader.active = !mediaControlsLoader.active;
+      GlobalStates.mediaControlsOpen = !GlobalStates.mediaControlsOpen;
     }
 
     function close(): void {
-      mediaControls.loader.active = false;
+      GlobalStates.mediaControlsOpen = false;
     }
 
     function open(): void {
-      mediaControlsLoader.active = true;
+      GlobalStates.mediaControlsOpen = true;
     }
   }
 }

shell.qml

@@ -7,6 +7,6 @@ import qs.background
 Scope {
   Bar {}
   VolumeDisplay {}
-  //MediaControls {}
+  MediaControls {}
   NotificationPanel {}
 }