Install rados and rbd python3 libs on Ubuntu
Install rados and rbd python3 libs on Ubuntu

These packages is somehow not installed by the packages
that is managed in puppet-nova or somewhere else anymore.

Testing installing these here until we have figured out
where to place the logic to solve the issue.

Change-Id: Ib581924460685daba826dce10dec666f4cbc091e

openstack/puppet-openstack-integration,openstack/puppet-openstack-integration,openstack/puppet-openstack-integration