The UCR templates of univention-cloud-init have to be python3-compatible.
univention-cloud-init (6.0.0-3) 742aceed8e49 | Bug #51135: make UCR templates compatible to python3 univention-cloud-init.yaml e42bcf5b2130 | YAML Bug #51135
Changes -> OK jenkins -> OK yaml -> OK
<http://errata.software-univention.de/ucs/4.4/556.html>