Add newline at end of *.catalog_keys.xml files

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@32338 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/BusinessTemplate.py

@@ -2223,7 +2223,7 @@ class CatalogMethodTemplateItem(ObjectTemplateItem):
                 for item in value:
                   xml_data += '\n  <value>%s</value>' %(str(item))
                 xml_data += '\n </item>'
-    xml_data += '\n</catalog_method>'
+    xml_data += '\n</catalog_method>\n'
     return xml_data
 
   def preinstall(self, context, installed_bt, **kw):