Fix from is now mandatory for WA verify2 (WABA)

[SecondeJK]

from parameter is now mandatory when using WhatsApp for Verify v2

Description

Previously, a shared Vonage WABA was used. This is no longer the case.

Motivation and Context

I am counting this as a patch, but it is technically a change that is backwards breaking. This is, however, at the API level and therefore it is the API versioning that should be adjusted. A major release at this point is likely to cause more difficulties to customers than a patch to make sure the SDK has parity with the API.

How Has This Been Tested?

Tests adjusted

Example Output or Screenshots (if appropriate):

Types of changes

• 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 change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.