software/kvm: Flake8ize test file

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

00:30:10

failed SlapOS.SlapRunner.ResilienceTest-Master.ERP5

00:10:35

failed SlapOS.SoftwareReleases.IntegrationTest-Master.Python2

06:43:14

passed SlapOS.SoftwareReleases.IntegrationTest-Master.Python3

02:43:33

passed SlapOS.SlapRunner.ResilienceTest-Master

00:29:56

passed SlapOS.SlapRunner.ResilienceTest-Master

00:31:26