message: test: fix invalid_block integration test
diff: @@ -36,8 +36,8 @@ impl Spec for ChainContainsInvalidBlock {
  // Start good_node and let it synchronize from bad_node
  good_node.generate_block();
  fresh_node.connect(&good_node);
  - good_node.connect(&bad_node);
  - fresh_node.connect(&bad_node);
  + good_node.connect_and_wait_ban(&bad_node);
  + fresh_node.connect_and_wait_ban(&bad_node);
  assert!(
  wait_until(5, || good_node.get_tip_block_number() >= invalid_number - 1),
  "good_node should synchronize from bad_node 1~{}",
  