message: neqo-client: fix QNS compliance check
  When QNS image is checked for compliance no URL is passed to the binary.
diff: @@ -78,7 +78,6 @@ pub struct Args {
  /// This client still only does HTTP/3 no matter what the ALPN says.
  alpn: String,
  - #[structopt(required = true, min_values = 1)]
  urls: Vec<Url>,
  #[structopt(short = "m", default_value = "GET")]
  