fix: prettyPrint errors

[Justintime50]

Description

• Fixes error handling
  • Corrects the type of errors property on an ApiException to allow for the alternative format
  • Fixes a bug where you could not prettyPrint an error if it used the alternative format
  • Corrects the param references to property references on all error models
  • Adds new AddressVerificationFieldError for the errors property on a Verification model
  • Adds missing suggestion property to FieldError

Testing

• Adds alternative error format test
• Adds address verification error test

Pull Request Type

Please select the option(s) that are relevant to this PR.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Improvement (fixing a typo, updating readme, renaming a variable name, etc)