Get rid of commented task.

playbooks/edx-east/cluster_rabbitmq.yml

@@ -28,11 +28,6 @@
   tasks:
     - debug: msg="{{ ansible_ec2_local_ipv4 }}"
       with_items: list.results
-#    - name: The main ip to cluster to.
-#      shell: echo "rabbit@ip-{{ item|replace('.', '-') }}"
-#      when: item != ansible_ec2_local_ipv4
-#      with_items: hostvars.keys()
-#      register: list
     - command: rabbitmqctl stop_app
     - command: rabbitmqctl join_cluster rabbit@ip-{{ hostvars.keys()[0]|replace('.', '-') }}
       when: hostvars.keys()[0] != ansible_ec2_local_ipv4