Remove useless import

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@44832 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Workflow/Document/Workflow.py

@@ -33,7 +33,7 @@ from Products.ERP5Type.XMLObject import XMLObject
 
 from tempfile import mktemp
 import os
-from Products.DCWorkflowGraph.config import bin_search_path, DOT_EXE
+from Products.DCWorkflowGraph.config import DOT_EXE
 from Products.DCWorkflowGraph.DCWorkflowGraph import bin_search
 
 from Globals import PersistentMapping