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/ExerciseEventManagement/web_socket_server.cpp

@@ -166,7 +166,7 @@ void WebSocketEventServer::historyDataRequested(const QSqlDatabase &db, QWebSock
   {
     const QString ids = query.queryItemValue(QStringLiteral("eventTypeId"));
     // split/unsplit to make sure only integers are there
-    const QVector<QStringRef> idVec = ids.splitRef(QLatin1Char(','));
+    const QStringList idVec = ids.split(QLatin1Char(','));
     QStringList eventList;
     eventList.reserve(idVec.size());
     for (const auto &id : idVec)