Changes to Create Email Address

the request property emails_address became required

the request property emails_address/name became required

the request property emails_address/username became required

the emails_address/emails_domain_id request property type changed from string to integer

for the path request parameter workspace_id, the type was generalized from integer to string

added the optional property hint to the response with the 401 status

added the optional property hint to the response with the 422 status