Bug fix: location of file xhtml-lat1.ent was wrong and this was causing an exception in it.eng.spago.util.XMLUtil.getDoctypeDefinition when starting the engine

git-svn-id: svn://svn.forge.objectweb.org/svnroot/spagobi/V_4.x/Server/trunk@23218 99afaf0d-6903-0410-885a-c66a8bbb5f81