Fix wrong variables in learn init.sls

salt/learn/init.sls

@@ -3,9 +3,9 @@
 
 {% set module_dict = salt['pillar.get']('learn:modules', [] ) %}
 
-{% if module_list|length != 0 %}}
+{% if module_dict.items()|length != 0 %}}
 include:
-{% for module, _ in module_dict %}
+{% for module, _ in module_dict.items() %}
   - 'learn.{{ module }}'
 {% endfor %}
 {% endif %}