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/NotificationManagement/dds_handler.cpp

@@ -64,6 +64,6 @@ bool DdsHandler::init(const QStringList &qosFileList)
 
 //-----------------------------------------------------------------------------
 
-qint64 DdsHandler::currentPartitionTime() const { return m_dtcCore->partitionTime().timeStamp(); }
+qint64 DdsHandler::currentPartitionTime() const { return m_dtcCore->partitionTime().timeStamp; }
 
 } // Namespace NotificationManagement