fix: Close, Ping, and Pong websocket messages should not be parsed as GraphQL

integrations/warp/src/subscription.rs

@@ -100,6 +100,9 @@ where
                         ws_receiver
                             .take_while(|msg| future::ready(msg.is_ok()))
                             .map(Result::unwrap)
+                            .filter(|msg | {
+                                future::ready(msg.is_text() || msg.is_binary())
+                            })
                             .map(ws::Message::into_bytes),
                         initializer,
                         protocol,