message: Fix compilation of the test server
diff: @@ -240,8 +240,8 @@ impl<A: ToSocketAddrs + Display + Send + 'static> NatsTestServerBuilder<A> {
  let mut port = baddr.port();
  let mut max_client_id = 0;
  + #[rustfmt::skip]
  let server_info = |client_id, port| {
  - #[rustfmt_skip]
  format!(
  "INFO {{ \
  \"server_id\": \"test\", \
  