message: Restrict visibility on `Outgoing::state`
diff: @@ -118,7 +118,7 @@ where
  /// Whether or not the address is unforgettable, see `learn_addr` for details.
  is_unforgettable: bool,
  /// The current state the connection/address is in.
  - pub(crate) state: OutgoingState<H, E>,
  + state: OutgoingState<H, E>,
  }
  /// Active state for a connection/address.
  