Fix challenge orbs missing on overworld

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@12634 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/tracks/track.cpp

@@ -1109,6 +1109,7 @@ bool Track::loadMainTrack(const XMLNode &root)
                 LODNode* lod_node = new LODNode("challenge_orb",
                                                 irr_driver->getSceneManager()->getRootSceneNode(),
                                                 irr_driver->getSceneManager());
+                lod_node->setPosition(xyz);
                 lod_node->add(50, scene_node, true /* reparent */);
                                 
                 m_all_nodes.push_back( lod_node );