Increased the effect of changing the ambient light back to its original strength.

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/branches/irrlicht@4135 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/tracks/track.cpp

@@ -528,6 +528,7 @@ void Track::handleAnimatedTextures(scene::ISceneNode *node, const XMLNode &xml)
 void Track::update(float dt)
 {
     irr_driver->getSceneManager()->setAmbientLight(m_ambient_color);
+    m_light->getLightData().AmbientColor  = m_ambient_color;
 
     for(unsigned int i=0; i<m_animated_textures.size(); i++)
     {