needing the ssh_digest API. OpenBSD-Regress-ID: 785847ec78cb580d141e29abce351a436d6b5d49
markus@ This will allow us to test U2F/FIDO2 support in OpenSSH without requiring real hardware. ok markus@ OpenBSD-Regress-ID: 88b309464b8850c320cf7513f26d97ee1fdf9aae