##### 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 default value is C(1s).
    type: int
  election_tick:
    description:
      - Amount of ticks (in seconds) needed without a leader to trigger a new election.
      - Docker default value is C(10s).
    type: int
  dispatcher_heartbeat_period:
    description:
      - The delay for an agent to send a heartbeat to the dispatcher.
      - Docker default value is C(5s).
    type: int
  node_cert_expiry:
    description:
      - Automatic expiry for nodes certificates.
      - Docker default value is C(3months).
    type: int
  name:
    description:
      - The name of the swarm.
    type: str
  labels:
    description:
      - User-defined key/value metadata.
      - Label operations in this module apply to the docker swarm cluster.
        Use M(docker_node) module to add/modify/remove swarm node labels.
      - Requires API version >= 1.32.
    type: dict
  signing_ca_cert:
    description: