Fix Forgemods

Signed-off-by: Lixfel <lixfel@steamwar.de>

src/de/steamwar/bungeecore/listeners/mods/Forge.java

@@ -108,6 +108,7 @@ public class Forge extends BasicListener {
                 event.getConnection().disconnect(TextComponent.fromLegacyText("Invalid forge registry response (0x00)"));
                 return;
             }
+            pos += channelLength.value;
 
             Utils.VarInt length = Utils.readVarInt(data, pos);
             pos += length.length;