removed unneeded strip() on xml

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@7461 20353a03-c40f-0410-a6d1-a30d3c3de9de

bt5/erp5_forge/SkinTemplateItem/portal_skins/erp5_svn/tree.xml.xml

@@ -80,7 +80,7 @@ if not root:\n
   return \'\'\'<?xml version=\'1.0\' encoding=\'iso-8859-1\'?>\n
 <tree id=\'0\'></tree>\'\'\'\n
 \n
-return context.getPortalObject().portal_subversion.treeToXML(root, context).strip()\n
+return context.getPortalObject().portal_subversion.treeToXML(root, context)\n
 
 
 ]]></string> </value>