Correct tagging syntax.

playbooks/roles/edx_service/tasks/main.yml

@@ -127,13 +127,14 @@
   action: ec2_facts
   tags:
     - to-remove
-  #old syntax - should be fixed
 
 - name: Tag instance
-  ec2_tag_local: resource={{ ansible_ec2_instance_id }} region={{ ansible_ec2_placement_region }}
+  ec2_tag_local:
   args:
+    resource: "{{ ansible_ec2_instance_id }}"
+    region: "{{ ansible_ec2_placement_region }}"
     tags:
-      - Name: version:{{ edx_service_name }}
+      - Name: "version:{{ edx_service_name }}"
         Value: "{{ item.0.DOMAIN }}/{{ item.0.PATH }}/{{ item.0.REPO }} {{ item.1.after |truncate(7,True,'') }}"
   when: item.1.after is defined and COMMON_TAG_EC2_INSTANCE and edx_service_repos is defined
   with_together: