stack/erp5: remove hookbox, that is never used in generic ERP5 code.

17 jobs for httpheader in 0 seconds
Status Job ID Name Coverage
  External
passed SlapOS.SlapRunner.ResilienceTest-Master

00:29:25

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:14:39

running SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

31898:43:24

passed SlapOS.SlapRunner.ResilienceTest-Master

00:46:19

passed SlapOS.SlapRunner.ResilienceTest-Master

00:32:28

failed SlapOS.SlapRunner.ResilienceTest-Master

02:30:12

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

02:54:03

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:05:48

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:12:54

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

01:37:17

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

00:01:23

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

00:00:38

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

00:00:26