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/ExerciseEventManagement/handler_participant_event.h

@@ -47,8 +47,6 @@ private Q_SLOTS:
   void onExplosionSingleChanged(const AreaEffectSimulation::ExplosionSingle &data, DataModification modType);
 
 private: // methoden
-
-NGL::INGLLogger &m_logger;
   void publishData(const Database::EemEvent &data);
   ExerciseEventManagement::Event toDdsData(const Database::EemEvent &data);
 
@@ -67,7 +65,7 @@ private: // attributes
   QMap<int, Database::EemEvent> m_aesMap;
 
   MainHandler *m_mainHandler;
-
+  NGL::INGLLogger &m_logger;           ///< Interface to the Logging-Facility
 
 };
 } // namespace ExerciseEventManagement