DateUtils is not used any more, so remove the import.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@39380 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Alarm.py

@@ -35,7 +35,6 @@ from Products.ERP5Type import Permissions, PropertySheet
 from Products.ERP5Type.XMLObject import XMLObject
 from DateTime import DateTime
 from Products.ERP5Type.Message import Message
-from Products.ERP5Type.DateUtils import addToDate, atTheEndOfPeriod
 from Products.ERP5Security.ERP5UserManager import SUPER_USER
 from AccessControl.SecurityManagement import getSecurityManager, \
             setSecurityManager, newSecurityManager