fixed mock tests after create_cluster change in get_flavor_id
fixed mock tests after create_cluster change in get_flavor_id

ioannisstenos/e-science,ibyron/e-science,grnet/e-science,VFoteinos/e-science,VFoteinos/e-science,ibyron/e-science,VFoteinos/e-science,KPetsas/e-science,VFoteinos/e-science,grnet/e-science,ioannisstenos/e-science,ioannisstenos/e-science,ioannisstenos/e-science,grnet/e-science,KPetsas/e-science,KPetsas/e-science,ibyron/e-science,ibyron/e-science,ioannisstenos/e-science,grnet/e-science,VFoteinos/e-science,grnet/e-science,KPetsas/e-science,KPetsas/e-science,ibyron/e-science