add verification to api error response

[hassan-sabeh-cko]

##Description
Need to update the api error response struct to include card verifications since it seems that braintree

<?xml version="1.0" encoding="UTF-8"?>
<api-error-response>
  <errors>
    <errors type="array"></errors>
  </errors>
  <params>
    <customer>
      <credit-card>
        <options>
          <verify-card>true</verify-card>
          <verification-merchant-account-id>*REDACTED*</verification-merchant-account-id>
        </options>
        <cardholder-name>*REDACTED*</cardholder-name>
        <device-session-id nil="true"></device-session-id>
        <fraud-merchant-id nil="true"></fraud-merchant-id>
        <correlation-id nil="true"></correlation-id>
      </credit-card>
    </customer>
  </params>
  <message>Card Issuer Declined CVV</message>
  <verification>  <=======
     .....
  </verification> <=======
</api-error-response>