Fix unbound logging config syntax
As a follow-on to this
needs to be under the "server:" tag else we get syntax errors starting
unbound.
@@ -39,6 +39,7 @@ chown root:root /etc/unbound/forwarding.conf
chmod a+r /etc/unbound/forwarding.conf
dd of=/tmp/unbound-logging.conf <<EOF
+server:
logfile: "/var/log/unbound.log"
# Log only errors
verbosity: 0
