Add code allowing not to run this test (it remains enabled by default).

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@24902 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Catalog/tests/testERP5Catalog.py

@@ -2740,6 +2740,9 @@ VALUES
       Check that sorting on a related key does not filter out objects for
       which the relation is not set.
     """
+    if not run:
+      return
+  
     portal = self.getPortalObject()
     organisation = portal.organisation_module.\
                    newContent(portal_type="Organisation")