erp5_advanced_ecommerce&test: fix random failed tests

6 jobs for graphic_gadget_js in 0 seconds
Status Job ID Name Coverage
  External
passed ERP5.CodingStyleTest-Master

failed ERP5.UnitTest-Master

01:59:41

failed ERP5.UnitTest-Master.Medusa

02:10:32

passed SlapOS.Eggs.UnitTest-Master.Python2

00:46:01

passed SlapOS.Eggs.UnitTest-Master.Python3

00:25:37

passed SlapOS.Eggs.UnitTest-Master.Python3