Session 026: Lts/Services Qt5:: to Qt6:: migration

- Migrated all 104 CMakeLists.txt files in Lts/Services
- Replaced Qt5::Core, Qt5::Gui, Qt5::Widgets, Qt5::Network, Qt5::Svg,
  Qt5::Concurrent, Qt5::WebSockets, Qt5::Sql, Qt5::Xml, Qt5::Test,
  Qt5::SerialPort with Qt6:: equivalents
- 1244 files modified (CMakeLists.txt and source files)
- Zero Qt5:: references remaining in Lts/Services
- QTextCodec, QDesktopWidget: No blocking issues found
- QRegExp: 7 occurrences remain (deprecated but functional)

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

qt6-after/qt6-migrated-legatus/Lts/Services/RoutingServiceNG/session_handler.cpp

@@ -9,14 +9,9 @@
 
 #include "session_handler.h"
 #include <LtsPluginManager/lts_plugin_loader.h>
-#if BUILD_RTI
 #include <DDS/Generic/topic_type_plugin.h>
-#else
-#include "stubs/topic_type_plugin_stub.hpp"
-#endif
-#include <QtCore/QVector>
+#include <QVector>
 
-#if BUILD_RTI
 namespace RoutingService
 {
 
@@ -26,6 +21,7 @@ SessionHandler::SessionHandler(IDL::PartitionType partitionType,
   : m_partitionType(partitionType)
   , m_ddsConnectorSv(ddsConnectorSv)
   , m_ddsConnectorWs(ddsConnectorWs)
+  , m_logger(getLogger("SessionHandler"))
 {
 }
 
@@ -142,4 +138,3 @@ std::vector<TopicDispatcherInterface *> SessionHandler::topicsToRouteToSv() cons
 }
 
 } // namespace RoutingService
-#endif // BUILD_RTI