TradeModelPath: remove duplicate inheritance to Predicate

git-svn-id: https://svn.erp5.org/repos/public/erp5/sandbox/amount_generator@38863 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/TradeModelPath.py

@@ -40,7 +40,7 @@ import zope.interface
 
 from zLOG import LOG
 
-class TradeModelPath(Path, Predicate):
+class TradeModelPath(Path):
   """
     The TradeModelPath class embeds all information related to
     lead times and parties involved at a given phase of a business