Updates the default mail domain for an organization. The default mail domain is used by the WorkMail AWS Console to suggest an email address when enabling a mail user. You can only have one default domain.
See https://www.paws-r-sdk.com/docs/workmail_update_default_mail_domain/ for full documentation.
workmail_update_default_mail_domain(OrganizationId, DomainName)
[required] The WorkMail organization for which to list domains.
[required] The domain name that will become the default domain.