fix: remove expired notifications from toasts

src/windows/notificationtoast/NotificationToasts.qml

@@ -46,6 +46,11 @@ PanelWindow {
                             notif: n
                         });
                     });
+                    Notifications.incomingRemoved.connect(n => {
+                        for (let i = 0; i < data.count; ++i)
+                            if (data.get(i).id == n)
+                                return data.remove(i);
+                    });
                 }
             }
             addDisplaced: Transition {