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.cpp

@@ -9,15 +9,13 @@
 
 #include "session.h"
 
-#if BUILD_RTI
 namespace RoutingService
 {
 Session::Session(const QString &partitionNameSv, const QString &partitionNameWs)
   : m_partitionNameSv(partitionNameSv.toStdString())
   , m_partitionNameWs(partitionNameWs.toStdString())
   , m_logger(getLogger("Session"))
-{
-}
+{}
 
 Session::~Session()
 {
@@ -58,4 +56,3 @@ void Session::shutdown()
 
 
 } // namespace RoutingService
-#endif // BUILD_RTI