Migrates remaining services and plugins to generated rtiddsgen API

Converts accessor calls to plain member access across the residual service set.

qt6-after/qt6-migrated-legatus/Lts/Services/SoundManagement/handler_sounds.h

@@ -39,7 +39,7 @@ using DbHandler = NGLDB::DbServiceHandler<DatabaseInterface>;
 inline QPointF geographic2Utm(const Core::GeoPosition2D &geoPos, int *zone = nullptr)
 {
   const int zoneToUse = zone ? *zone : -1;
-  auto utm = LtsCoordTrans::UtmCoordinate::fromGeographic(geoPos.lon(), geoPos.lat(), zoneToUse);
+  auto utm = LtsCoordTrans::UtmCoordinate::fromGeographic(geoPos.lon, geoPos.lat, zoneToUse);
   if (zone)
     *zone = utm.zone;
   return {utm.x, utm.y};