Use qOverload directly (scripted)

src/sessionthread.cpp

@@ -137,13 +137,10 @@ void SessionThread::run()
 
     connect(m_socket.get(), &QSslSocket::disconnected, m_parentSession->d, &SessionPrivate::socketDisconnected);
     connect(m_socket.get(), &QSslSocket::connected, m_parentSession->d, &SessionPrivate::socketConnected);
-    connect(m_socket.get(),
-            QOverload<QAbstractSocket::SocketError>::of(&QAbstractSocket::errorOccurred),
-            this,
-            [this](QAbstractSocket::SocketError err) {
-                qCWarning(KSMTP_LOG) << "SMTP Socket error:" << err << m_socket->errorString();
-                Q_EMIT m_parentSession->connectionError(m_socket->errorString());
-            });
+    connect(m_socket.get(), qOverload<QAbstractSocket::SocketError>(&QAbstractSocket::errorOccurred), this, [this](QAbstractSocket::SocketError err) {
+        qCWarning(KSMTP_LOG) << "SMTP Socket error:" << err << m_socket->errorString();
+        Q_EMIT m_parentSession->connectionError(m_socket->errorString());
+    });
     connect(this, &SessionThread::encryptionNegotiationResult, m_parentSession->d, &SessionPrivate::encryptionNegotiationResult);
 
     connect(this, &SessionThread::responseReceived, m_parentSession->d, &SessionPrivate::responseReceived);