caddy-frontend: Respect globality of haproxy acls

7 jobs for failover-backend in 0 seconds
Status Job ID Name Coverage
  External
passed SlapOS.SlapRunner.ResilienceTest-Master

00:25:25

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:11:52

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python2

passed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

04:04:53

passed SlapOS.SlapRunner.ResilienceTest-Master

00:23:33

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:23:35

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:09:39