Changes to List enterprises

added the new bpo enum value to the data/items/role_type response property for the response status 200

added the new enterprise enum value to the data/items/role_type response property for the response status 200

added the new optional query request parameter filter[role_type]

added the optional property data/items/bpo_verification_rejection_reason to the response with the 200 status

added the optional property data/items/bpo_verification_status to the response with the 200 status