message: Use non-default port for `fail_initialization_with_no_node` test
diff: #[tokio::test]
  #[should_panic(
  - expected = "Error establishing connection to a node at ws://0.0.0.0:9944. Make sure you run a node behind the given url!"
  + expected = "Error establishing connection to a node at ws://0.0.0.0:9999. Make sure you run a node behind the given url!"
  )]
  async fn fail_initialization_with_no_node() {
  let _ = crate::Client::<crate::PolkadotConfig, ink_env::DefaultEnvironment>::new(
  - "ws://0.0.0.0:9944",
  + "ws://0.0.0.0:9999",
  )
  .await;
  }
  