message: Avoid unnecessary use of std::tie
diff: #include "caf/error.hpp"
  #include "caf/net/fwd.hpp"
  +#include <utility>
  +
  namespace caf::net::web_socket {
  /// Represents a WebSocket connection request.
  @@ -33,7 +35,7 @@ public:
  return;
  auto [app_pull, ws_push] = async::make_spsc_buffer_resource<input_type>();
  auto [ws_pull, app_push] = async::make_spsc_buffer_resource<output_type>();
  - ws_resources_ = std::tie(ws_pull, ws_push);
  + ws_resources_ = ws_res_type{ws_pull, ws_push};
  app_resources_ = make_cow_tuple(app_pull, app_push,
  std::move(worker_args)...);
  accepted_ = true;
  