Comment 2 for bug 1794419

Reviewed: https://review.openstack.org/605341
Committed: https://git.openstack.org/cgit/openstack/python-novaclient/commit/?id=cac7351b0ee9716f1be01e8711d6ed3a237362ca
Submitter: Zuul
Branch: master

commit cac7351b0ee9716f1be01e8711d6ed3a237362ca
Author: Sam Morrison <email address hidden>
Date: Wed Sep 26 16:47:53 2018 +1000

    Fix up userdata argument to rebuild.

    This was using the name of the file as user data as opposed
    to the content of the file.

    Change-Id: I9752d849aa0e6cf608db0def3ca89565cff4debc
    Closes-bug: #1794419