ERP5Form: Really ignore the form if it is in the ignore list.

See merge request !1479
7 jobs for master in 0 seconds
Status Job ID Name Coverage
  External
passed ERP5.CodingStyleTest-Master

00:37:20

passed ERP5.PerformanceTest-Master

00:25:50

failed ERP5.UnitTest-Master

01:28:13

failed ERP5.UnitTest-Master.Medusa

01:45:56

passed SlapOS.Eggs.UnitTest-Master.Python2

00:26:05

passed SlapOS.Eggs.UnitTest-Master.Python3

passed SlapOS.Eggs.UnitTest-Master.Python3

00:08:47