ddclient: T5612: Generate more reliable ddclient config
Adjust the jinja template to avoid generating incorrect ddclient.conf in
some cases. The template is reformatted to guarantee whitespacing and
empty line separation.
(cherry picked from commit 9bb46a470ca372ca13acca789c14aaa114a19e0f)
- Conflicts:
- data/templates/dns-dynamic/ddclient.conf.j2