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/ParticipantManagement/BiteHandling/bite_handler.cpp

@@ -10,7 +10,7 @@
 #include "ParticipantHandling/participant.h"
 #include "ParticipantHandling/participant_donator.h"
 #include "main_handler.h"
-#include <QtCore/QTimer>
+#include <QTimer>
 
 namespace ParticipantManagement
 {
@@ -21,6 +21,7 @@ BiteHandler::BiteHandler(MainHandler *mainHandler)
   : QObject()
   , Interface::Fts::CallBiteRequestHandler(mainHandler->fts())
   , m_mainHandler(mainHandler)
+  , m_logger(getLogger("BiteHandler"))
 {
 }