The UCR templates of univention-dhcp have to be python3-compatible.
univention-dhcp.yaml 1da52b627814 | YAML Bug #51136 univention-dhcp (13.0.0-7) 1c3202cece84 | Bug #51136: make UCR templates compatible to python3
Changes -> OK jenkins -> OK yaml -> OK
<http://errata.software-univention.de/ucs/4.4/559.html>