Implement the report's timestamp verification

[osuketh]

libsgx-rs/remote-attestation/src/client.rs

Lines 180 to 187 in 8712a56

	fn verify_timestamp(&self, attn_report: &Value) -> Result<()> {
	if let Value::String(time) = &attn_report["timestamp"] {
	Ok(())
	// TODO
	// let time_fixed = time.clone() + "+0000";
	// let ts = DateTime::parse_from_str(&time_fixed, "%Y-%m-%dT%H:%M:%S%.f%z").unwrap().timestamp();
	// let now = SystemTime::now().duration_since(UNIX_EPOCH).unwrap().as_secs() as i64;
	// ensure!(now - ts > 0, "")