adding parameters to allow for load balancer creation

roles/openshift_cloud_provider/templates/azure.conf.j2

@@ -5,3 +5,7 @@ aadClientSecret: {{ openshift_cloudprovider_azure_client_secret }}
 aadTenantId: {{ openshift_cloudprovider_azure_tenant_id }}
 resourceGroup: {{ openshift_cloudprovider_azure_resource_group }}
 location: {{ openshift_cloudprovider_azure_location }}
+primaryAvailabilitySetName: {{ openshift_cloudprovider_azure_availability_set }}
+securityGroupName: {{ openshift_cloudprovider_azure_security_group_name }}
+cloud: {{ openshift_cloudprovider_azure_cloud }}
+vnetName: {{ openshift_cloudprovider_azure_vnet_name }}