Renderjs listbox fix

See merge request !1282
8 jobs for fix/crm_coding_style in 0 seconds
Status Job ID Name Coverage
  External
passed ERP5.CodingStyleTest-Master

02:57:33

passed ERP5.PerformanceTest-Master

00:34:41

failed ERP5.UnitTest-Master

02:22:44

failed ERP5.UnitTest-Master.Medusa

08:46:11

passed SlapOS.Eggs.UnitTest-Master.Python2

00:39:33

passed SlapOS.Eggs.UnitTest-Master.Python3

00:11:31

passed SlapOS.Eggs.UnitTest-Master.Python2

00:51:41

passed SlapOS.Eggs.UnitTest-Master.Python3

00:32:27