Function add_certificate

pub fn add_certificate(
    nethsm: &NetHsm,
    flags: KeyUsageFlags,
    key_id: &KeyId,
    user_id: OpenPgpUserId,
    created_at: DateTime<Utc>,
    version: OpenPgpVersion,
) -> Result<Vec<u8>, Error>

Generates an OpenPGP certificate for the given NetHSM key.