fix: Accidentally removed the last empty line

Author: xenadmin

zabbix/files/default/etc/zabbix/zabbix_proxy.conf.jinja

@@ -1134,4 +1134,4 @@ LoadModule={{ loadmodule }}
 {% if settings.get('listenbacklog', defaults.get('listenbacklog', False)) %}ListenBacklog={{ settings.get('listenbacklog', defaults.listenbacklog) }}{% endif %}
 {% endif %}
 
-{{ settings.get('extra_conf','') }}
+{{ settings.get('extra_conf','') }}