[pungi-fedora] PR #1398: Revert ARM minimal disk image build to ImageFactory

[Adam Williamson]

adamwill closed without merging a pull-request against the project: `pungi-fedora` that you
are following.

Closed pull-request:

``
Revert ARM minimal disk image build to ImageFactory
``

https://pagure.io/pungi-fedora/pull-request/1398