Nuisance alert for ssh + AD

When TrueNAS is joined to an AD then logging in using ssh as root gives a winbind alert since the user does not exist in the AD. This will also send an e-mail if notification e-mails are enabled. 

1 SSH login failures: Dec 12 16:51:20 server 1 2020-12-12T16:51:20.669184-06:00 server.domain.tld sshd 70353 - - pam_winbind(sshd): request wbcLogonUser failed: WBC_ERR_AUTH_ERROR, PAM error: PAM_USER_UNKNOWN (13), NTSTATUS: NT_STATUS_NO_SUCH_USER, Error message was: The specified account does not exist.