support receptor in multi cluster nodes

tools/docker-compose/ansible/roles/sources/templates/docker-compose.yml.j2

@@ -38,10 +38,10 @@ services:
       - "../../docker-compose/_sources/local_settings.py:/etc/tower/conf.d/local_settings.py"
       - "../../docker-compose/_sources/SECRET_KEY:/etc/tower/SECRET_KEY"
       - "../../docker-compose/receptor.conf:/etc/receptor/receptor.conf"
-      - "receptor:/var/run/receptor/"
       - "/sys/fs/cgroup:/sys/fs/cgroup"
       - "~/.kube/config:/var/lib/awx/.kube/config"
       - "redis_socket_{{ container_postfix }}:/var/run/redis/:rw"
+      - "receptor_{{ container_postfix }}:/var/run/receptor/"
     privileged: true
     tty: true
     ports:
@@ -93,8 +93,8 @@ services:
       - "awx_db:/var/lib/postgresql/data"
 volumes:
   awx_db:
-  receptor:
 {% for i in range(cluster_node_count|int) -%}
   {% set container_postfix = loop.index %}
+  receptor_{{ container_postfix }}:
   redis_socket_{{ container_postfix }}:
 {% endfor -%}