Distinguish the network name between docker and docker-swarm

templates/shinyproxy-2-conf.yml.j2

@@ -71,9 +71,11 @@ proxy:
     container-image: {{ app.docker_image }}
     container-memory: {{ app.docker_memory | default('2g') }}
   {% if shinyproxy_as_docker_service %}
-
+  {% if shinyproxy_container_backend == 'docker-swarm' %}
     container-network: shinyproxy_{{ shinyproxy_docker_network }}
-
+  {% else }
+    container-network: shinyproxy_{{ shinyproxy_docker_network }}
+  {% endif %}
   {% endif %}
   {% if app.groups is defined %}