Function tlspuffin::tls::key_schedule::tls13_derive_psk

pub fn tls13_derive_psk(
    server_hello: &HandshakeHash,
    server_finished: &HandshakeHash,
    client_finished: &HandshakeHash,
    server_key_share: &Option<Vec<u8>>,
    new_ticket_nonce: &[u8],
    group: &NamedGroup,
) -> Result<Vec<u8>, FnError>