修改mq最大长度

netty-mqtt/src/main/java/com/shuhe/mqtt/MqttClientConfig.java

@@ -41,7 +41,7 @@ public final class MqttClientConfig {
 
     private boolean reconnect = true;
     private long reconnectDelay = 1L;
-    private int maxBytesInMessage = 8092;
+    private int maxBytesInMessage = 56234;
 
     public MqttClientConfig() {
         this(null);