fix: ensure buffered events are sent in order

Before this commit, an event sent in the "connect" handler could be
sent before the events that were buffered while disconnected.

Related: https://github.com/socketio/socket.io-client/issues/1458

src/main/java/io/socket/client/Socket.java

@@ -367,8 +367,8 @@ public class Socket extends Emitter {
     private void onconnect(String id) {
         this.connected = true;
         this.id = id;
-        super.emit(EVENT_CONNECT);
         this.emitBuffered();
+        super.emit(EVENT_CONNECT);
     }
 
     private void emitBuffered() {