Qt6 Migration: Merge latest Qt5 devel content and apply migration fixes

- Merged 292 changed files from dlbo snapshot
- Fixed IDL enum collisions (PortType, PdmEventType)
- Fixed Grantlee template for C++11 scoped enums
- Fixed CMake VERSION_GREATER syntax
- Added missing directories (THP, LtsRestClient, etc.)

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

Lts/Proxies/CombatNetRadio/main_handler.cpp

@@ -11,7 +11,7 @@
 #include "active_exercises.h"
 #include "exercise_manager.h"
 #include "WebSocketInterface/websocket_interface_handler.h"
-#include <Core/pacemaker.h>
+#include <DDS/Core/pacemaker.h>
 
 using namespace CombatNetRadio;