Migrates remaining services and plugins to generated rtiddsgen API

Converts accessor calls to plain member access across the residual service set.

qt6-after/qt6-migrated-legatus/Lts/Services/VideoOverlayManagement/avs_interface.cpp

@@ -56,7 +56,7 @@ void AvsInterface::doConnect()
           this, &AvsInterface::onConnected);
   connect(m_socket, &QTcpSocket::disconnected,
           this, &AvsInterface::onDisonnected);
-  connect(m_socket, QOverload<QAbstractSocket::SocketError>::of(&QTcpSocket::error),
+  connect(m_socket, &QTcpSocket::errorOccurred,
           this, &AvsInterface::onError);
   connect(m_socket, &QTcpSocket::readyRead,
           this, &AvsInterface::onReadyRead);