use terms from glossary

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@21745 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/PropertySheet/TradeOrder.py

@@ -91,6 +91,6 @@ class TradeOrder:
       'description'   : 'Stop Date must be after Start Date',
       'type'          : 'TALESConstraint',
       'expression'    : 'python: object.getStopDate() >= object.getStartDate()',
-      'message_expression_false': 'Stop Date must be after Start Date',
+      'message_expression_false': 'Delivery Date must be after Shipping Date',
     },
   )