style: Fix formatting and spacing

templates/named.conf.zone.j2

@@ -1,4 +1,5 @@
 {% for zone in item.zones %}
+
 zone "{{ zone.name }}" {
 {% filter indent(bind9_config_indent, true) %}
 # Zone {{ zone.name }} type {{ zone.type }}
@@ -155,5 +156,4 @@ parental-source-v6 {{ zone.parental_source_v6.address -}}
 {{ ('in-view ' + zone.in_view | string+';\n') if zone.in_view is defined and zone.in_view -}}
 {% endfilter %}
 };
-
 {% endfor %}