(trafficshaper) make use of helpers.toList()

src/opnsense/service/templates/OPNsense/IPFW/ipfw.conf

@@ -28,7 +28,7 @@ flush
 # define dummynet pipes
 #======================================================================================
 {% if helpers.exists('OPNsense.TrafficShaper.pipes.pipe') %}
-{% for pipe in OPNsense.TrafficShaper.pipes.pipe %}
+{% for pipe in helpers.toList('OPNsense.TrafficShaper.pipes.pipe') %}
 pipe {{ pipe.number }} config bw {{ pipe.bandwidth }}{{ pipe.bandwidthMetric }}/s {%
  if pipe.queue %} queue {{ pipe.queue }} {%
  if pipe.queueMetric != 'slots' %} {{pipe.queueMetric}}  {% endif %}  {% endif
@@ -124,7 +124,7 @@ add 30000 set 0 count ip from any to any
 add 60000 return via any
 
 {% if helpers.exists('OPNsense.TrafficShaper.rules.rule') %}
-{% for rule in OPNsense.TrafficShaper.rules.rule %}
+{% for rule in helpers.toList('OPNsense.TrafficShaper.rules.rule') %}
 {%    if helpers.getUUIDtag(rule.target) in ['pipe','queue'] %}
 add {{loop.index  + 60000}} {{ helpers.getUUIDtag(rule.target) }} {{
 helpers.getUUID(rule.target).number }} {{ rule.proto }} from {{ rule.source }} to {{rule.destination