[Bug] NuvlaEdge update job succeeds even though the update fails

[ignacio-penas]

https://nuvla.io/ui/api/job/07943059-c76c-4870-ac57-7874ab1177b6

When the job fails for connectivity reasons, no error is reported to Nuvla. Instead, is counted as a job success while reporting the exception and the rollback to the original NuvlaEdge version