message: chore: Fix rustfmt errors
diff: use super::messagesorter::{ClientConnectorMessageFuture, ClientConnectorMessageSorter};
  use super::ButtplugClientError;
  -use crate::core::messages::{ButtplugMessageUnion};
  +use crate::core::messages::ButtplugMessageUnion;
  use crate::server::server::ButtplugServer;
  use async_trait::async_trait;
  use futures::future::Future;
  