Use non-deprecated QProcess method

daemon/kdeconnectd.cpp

@@ -54,7 +54,7 @@ public:
         connect(notification, &KNotification::action1Activated, device, &Device::acceptPairing);
         connect(notification, &KNotification::action2Activated, device, &Device::rejectPairing);
         connect(notification, QOverload<>::of(&KNotification::activated), this, []{
-            QProcess::startDetached(QStringLiteral("kdeconnect-settings"));
+            QProcess::startDetached(QStringLiteral("kdeconnect-settings"), {});
         });
         notification->sendEvent();
     }