fix Warning

qt6-after/qt6-migrated-legatus/Lts/Services/AreaEffectSimulation/handler_explosion_cluster.cpp

@@ -8,6 +8,7 @@
   */
 
 #include "handler_explosion_cluster.h"
+#include <utility>
 #include "handler_charge_administration.h"
 #include <AreaEffectSimulation/Utils/polygons.h>
 #include <ProjectDataManagement/pdm_translation.h>
@@ -611,7 +612,7 @@ Core::FunctionReplyObject HandlerExplosionCluster::modifyPartyParticipant(qint32
 void HandlerExplosionCluster::recountActiveAreas()
 {
   s_currentAirSupportCount = 0;
-  for (const auto *area : qAsConst(m_objectMap))
+  for (const auto *area : std::as_const(m_objectMap))
   {
     if (area->isObjectInTrainingArea()) // meanwhile an ugly name, means EsPrepared, EsActivated, EsPaused
     {