message: Make `Client::new_with_default_ns` private
diff: @@ -68,7 +68,7 @@ impl Client {
  }
  /// Create and initialize a [`Client`] using the given `Service` and the default namespace.
  - pub fn new_with_default_ns<S, T: Into<String>>(service: S, default_ns: T) -> Self
  + fn new_with_default_ns<S, T: Into<String>>(service: S, default_ns: T) -> Self
  where
  S: Service<Request<Body>, Response = Response<Body>, Error = BoxError> + Send + 'static,
  S::Future: Send + 'static,
  