##### SUMMARY
docker_swarm contains call to Display.deprecated or AnsibleModule.deprecate and is scheduled for removal

```
test/support/integration/plugins/modules/docker_swarm.py:451:12: ansible-deprecated-version: Deprecated version ('2.12') found in call to Display.deprecated or AnsibleModule.deprecate (0%)
```

##### ISSUE TYPE
 - Bug Report

##### COMPONENT NAME
```
test/support/integration/plugins/modules/docker_swarm.py
```

##### ANSIBLE VERSION
```
2.12
```

##### CONFIGURATION
N/A

##### OS / ENVIRONMENT
N/A

##### STEPS TO REPRODUCE
N/A

##### EXPECTED RESULTS
N/A

##### ACTUAL RESULTS
N/A

docker_py_version='2.4.0',
            detect_usage=_detect_remove_operation,
            usage_msg='remove swarm nodes'
        ),
        default_addr_pool=dict(docker_py_version='4.0.0', docker_api_version='1.39'),
        subnet_size=dict(docker_py_version='4.0.0', docker_api_version='1.39'),
    )
    client = AnsibleDockerSwarmClient(
        argument_spec=argument_spec,
        supports_check_mode=True,
        required_if=required_if,
        min_docker_version='1.10.0',
        min_docker_api_version='1.25',
        option_minimal_versions=option_minimal_versions,
    )
    try:
        results = dict(
            changed=False,
            result='',
            actions=[]
        )
        SwarmManager(client, results)()
        client.module.exit_json(**results)
    except DockerException as e:
        client.fail('An unexpected docker error occurred: {0}'.format(e), exception=traceback.format_exc())
    except RequestException as e:
        client.fail('An unexpected requests error occurred when docker-py tried to talk to the docker daemon: {0}'.format(e), exception=traceback.format_exc())
if __name__ == '__main__':
    main()