[pungi-fedora] PR #1020: Increase the size of the python-classroom disk images

[Mohan Boddu]

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

Merged pull-request:

``
Increase the size of the python-classroom disk images
``

https://pagure.io/pungi-fedora/pull-request/1020