message: appender: temporarily ignore flaky test
  See
  This is a temporary stop-gap solution until we get a better
  understanding of what's going on here. I don't want it to block
  unrelated changes to other crates in the meantime.
diff: @@ -341,6 +341,7 @@ mod test {
  }
  #[test]
  + #[ignore] // flaky, see https://github.com/tokio-rs/tracing/issues/751
  fn logs_dropped_if_lossy() {
  let (mock_writer, rx) = MockWriter::new(1);
  