Complete Qt6 migration: full clean build green across groups G1-G12 incl. runtime plugin set

new_docker_build.sh gains Group 12 (212 GUI/Data plugins); fixes LtsUtilsGuiDds visibility (LTO-stripped exports), LtsProjectionWorkstation unity name shadow, 6 unity-off dirs (dup file-scope statics, ddsftc INTERFACE sources) and reconfigures BUILD_FILTERMANAGEMENT/BUILD_PLUGINS_SERVICEMONITOR=ON

qt6-after/qt6-migrated-legatus/Lts/Viewer/SituationMap/MapImpl/location_display_impl.h

@@ -0,0 +1,61 @@
+/**
+  * @RDE_HEADER@
+  * Interface-Implementation of LocationDisplay
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  */
+
+#pragma once
+
+// Own
+#include <Map/location_display.h> // Interface
+#include <Common/situation_map_logging.h>
+
+
+//----------------------------------------------------------------------------
+namespace SituationMap
+{
+
+class MapImpl;
+
+class LocationDisplayImpl : public SituationMap::LocationDisplay
+{
+  using BaseClass = SituationMap::LocationDisplay;
+
+public:
+
+  explicit LocationDisplayImpl(SituationMap::MapImpl *mapImpl);
+  virtual ~LocationDisplayImpl();
+
+  LocationDisplayImpl(const LocationDisplayImpl &other)      = delete;
+  LocationDisplayImpl &operator=(LocationDisplayImpl &other) = delete;
+
+  bool init();
+
+  bool setCurrentLocation(const Point3D & currentLocation,
+                          double horizontalAccuracy = 0,
+                          double velocity = 0,
+                          double course = 0,
+                          bool lastKnown = false
+                          ) override;
+  bool setOutdated(bool lastKnown) override;
+
+  bool start() override;
+  void stop() override;
+  bool isStarted() override;
+
+
+private :
+  LOGGER_T m_logger;      ///< Interface of the Logging-Facility
+  class Private;
+  /**
+      * The private d->pointer to not break BC when changing internals of this class
+     */
+  Private *d{nullptr};
+
+};
+
+} // namespace SituationMap
+
+//----------------------------------------------------------------------------