##### SUMMARY
`docker_container` should so some sanity checks that not two volumes / mount points use the same target inside the container, so that especially when recreating containers, they won't be destroyed first before recreating fails.

This becomes more important once #49808 is merged.

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
docker_container

##### ANSIBLE VERSION
```
2.8.0
```

memory_reservation=dict(type='str'),
        memory_swap=dict(type='str'),
        memory_swappiness=dict(type='int'),
        mounts=dict(type='list', elements='dict', options=dict(
            target=dict(type='str', required=True),
            source=dict(type='str'),
            type=dict(type='str', choices=['bind', 'volume', 'tmpfs', 'npipe'], default='volume'),
            read_only=dict(type='bool'),
            consistency=dict(type='str', choices=['default', 'consistent', 'cached', 'delegated']),
            propagation=dict(type='str', choices=['private', 'rprivate', 'shared', 'rshared', 'slave', 'rslave']),
            no_copy=dict(type='bool'),
            labels=dict(type='dict'),
            volume_driver=dict(type='str'),
            volume_options=dict(type='dict'),
            tmpfs_size=dict(type='str'),
            tmpfs_mode=dict(type='str'),
        )),
        name=dict(type='str', required=True),
        network_mode=dict(type='str'),
        networks=dict(type='list', elements='dict', options=dict(
            name=dict(type='str', required=True),
            ipv4_address=dict(type='str'),
            ipv6_address=dict(type='str'),
            aliases=dict(type='list', elements='str'),
            links=dict(type='list', elements='str'),
        )),
        networks_cli_compatible=dict(type='bool'),
        oom_killer=dict(type='bool'),
        oom_score_adj=dict(type='int'),
        output_logs=dict(type='bool', default=False),