Image2disk workflow swallows errors

[moadqassem]

image2disk workflow swallows some of the errors which are returned once the workflow is executed.

Expected Behaviour

When an error occurs, it should be printed out in the logs

Current Behaviour

No error is being printed out.

Possible Solution

Add the errors in the fmt.Errorf() function

Steps to Reproduce (for bugs)

1.Run the workflow
2.If an error has been encountered during partitions re-probing, error message won't be there
3.
4.

Context

Your Environment

• Operating System and version (e.g. Linux, Windows, MacOS):
  OSIE
• How are you running Tinkerbell? Using Vagrant & VirtualBox, Vagrant & Libvirt, on Packet using Terraform, or give details:
  OnPrem
• Link to your project or a code example to reproduce issue:

[moadqassem]

FYI, here is the PR for the fix #40