{
    "service": {
        "id": "686766",
        "type": "volume"
    }
}

{
    "service": {
        "enabled": true,
        "id": "686766",
        "links": {
            "self": "http://identity:5000/v3/services/686766"
        },
        "type": "volume"
    }
}

Fix a sample of a response body of "POST /v3/services"
Fix a sample of a response body of "POST /v3/services"

In a sample of response body of "POST v3/services",
the following parameters should be added:
  - "enabled"
  - "links"
because there are these parameters in a description of
response parameters.

For details, please see http://developer.openstack.org/api-ref-identity-v3.html#createService.

Change-Id: Ie4c091348ba1f06c92b90210fff2eabe622527ec
Closes-Bug: #1478032
