Quotes added to example (home-assistant#2245)

brahmafear · fabaff · commit f0503a30882f · 2017-03-14T11:16:00.000+01:00
The automation 2 / action / data_template example does not adhere to the **must** directive to wrap single line templates in some form of quote.
diff --git a/source/_docs/automation/templating.markdown b/source/_docs/automation/templating.markdown
@@ -35,7 +35,7 @@ automation 2:
     service_template: >{% raw %}
       notify.{{ trigger.topic.split('/')[-1] }}{% endraw %}
     data_template:
-      message: {% raw %}{{ trigger.payload }}{% endraw %}
+      message: {% raw %}'{{ trigger.payload }}'{% endraw %}
 ```
 
 ## {% linkable_title Important Template Rules %}
