Refactor robot scripts: populate the default cloud region into AAI with correct information: align to ESR VIM registration.

Example with curl command (OOM based ONAP):

curl -X PUT \
https://\AAI_SERVICE_IP:AAI_SERVICE_PORT/aai/v13/cloud-infrastructure/cloud-regions/cloud-region/CloudOwner/RegionOne \
-H 'Accept: application/json' \
-H 'Authorization: Basic QUFJOkFBSQ==' \
-H 'Cache-Control: no-cache' \
-H 'Content-Type: application/json' \
-H 'Postman-Token: f649f37a-be59-420e-a9ca-f65f48959d57' \
-H 'Real-Time: true' \
-H 'X-FromAppId: jimmy-postman' \
-H 'X-TransactionId: 9999' \
-d '{
"cloud-owner": "CloudOwner",
"cloud-region-id": "RegionOne",
"cloud-type": "openstack",
"owner-defined-type": "t1",
"cloud-region-version": "titanium_cloud",
"complex-name": "clli1",
"cloud-zone": "CloudZone",
"sriov-automation": false,
"identity-url": "http://msb-iag.onap:80/api/multicloud/v1/CloudOwner/RegionOne/identity/v2.0",
"esr-system-info-list": {
"esr-system-info": [
{
"esr-system-info-id": "58f0b6fe-b451-4828-940c-f08062338bd7",
"service-url": "{{keystone-endpoint, e.g. http://10.12.25.2:5000/v3 }}",
"user-name": "username",
"password": "password",
"system-type": "VIM",
"ssl-insecure": true,
"cloud-domain": "Default",
"default-tenant": "project name, e.g. Integration-SB-01",
"system-status": "active"
}
]
}
}
'

curl -X POST \
'http://msb-iag.onap:80/api/multicloud-titanium_cloud/v0/CloudOwner_RegionOne/registry' \
-H 'Accept: application/json' \
-H 'Cache-Control: no-cache' \
-H 'Content-Type: application/json' \
-H 'Postman-Token: fa323f8f-ef5f-4ae9-a505-de9888a5cc4a'