modified so that PPL created for testItemSplitting are not deleted

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@29138 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/tests/testInvoice.py

@@ -136,7 +136,7 @@ class TestInvoiceMixin(TestPackingListMixin,
                    self.portal.purchase_packing_list_module,
                    self.portal.portal_simulation,):
       
-      folder.manage_delObjects([x for x in folder.objectIds() if x not in ('organisation_1','organisation_2')])
+      folder.manage_delObjects([x for x in folder.objectIds() if x not in ('organisation_1','organisation_2','ppl_1','ppl_2')])
      
     transaction.commit()
     self.tic()