fixup! standalone-shared/erp5-show: use python3

8 jobs for master in 0 seconds
Status Job ID Name Coverage
  External
failed ERP5.StandaloneDeploymentScriptTest-Debian.Buster

15:08:20

failed ERP5.StandaloneDeploymentScriptTest-Debian.Buster.Master

15:03:12

failed ERP5.StandaloneDeploymentScriptTest-Debian.Stretch

15:03:32

failed SlapOS-Master.StandaloneDeploymentScriptTest-Debian.Buster

15:03:14

failed SlapOS-Master.StandaloneDeploymentScriptTest-Debian.Stretch

15:03:18

failed Wendelin.StandaloneDeploymentScriptTest-Debian.Buster

15:04:06

failed Wendelin.StandaloneDeploymentScriptTest-Debian.Buster.Master

15:03:12

failed Wendelin.StandaloneDeploymentScriptTest-Debian.Stretch

15:02:49