Function write_v1_msg_async

pub async fn write_v1_msg_async<M, W>(
    w: &mut W,
    header: MavHeader,
    data: &M,
) -> Result<usize, MessageWriteError>
where
    M: Message,
    W: AsyncWriteExt + Unpin,

Async write a MAVLink v1 message to a Write stream.