[pungi-fedora] PR #921: Specify squashfs-only in lorax_options

[Mohan Boddu]

mohanboddu merged a pull-request against the project: `pungi-fedora` that you are
following.

Merged pull-request:

``
Specify squashfs-only in lorax_options
``

https://pagure.io/pungi-fedora/pull-request/921