Set isStatic = true for objects loaded from snapshot

source/RobotAPI/libraries/armem_objects/server/instance/Segment.cpp

@@ -849,6 +849,7 @@ namespace armarx::armem::server::obj::instance
 
             pose.providerName = sceneName;
             pose.objectType = objpose::ObjectTypeEnum::KnownObject;
+            pose.isStatic = true;  // Objects loaded from prior knowledge are considerd static to exclude them from decay.
             pose.objectID = classID.withInstanceName(std::to_string(idCounters[classID]++));
 
             pose.objectPoseGlobal = simox::math::pose(object.position, object.orientation);