Enable multiple controllers

Author: style95

ansible/environments/local/hosts.j2.ini

@@ -8,9 +8,9 @@ ansible ansible_connection=local
 
 [controllers]
 controller0         ansible_host=172.17.0.1 ansible_connection=local
-;{% if mode is defined and 'HA' in mode %}
-;controller1         ansible_host=172.17.0.1 ansible_connection=local
-;{% endif %}
+{% if mode is defined and 'HA' in mode %}
+controller1         ansible_host=172.17.0.1 ansible_connection=local
+{% endif %}
 
 [kafkas]
 kafka0              ansible_host=172.17.0.1 ansible_connection=local