remove unless code

Author: crossoverJie

cim-client-sdk/src/main/java/com/crossoverjie/cim/client/sdk/io/CIMClientHandleInitializer.java

@@ -20,7 +20,6 @@ protected void initChannel(Channel ch) {
 
                 // google Protobuf
                 .addLast(new ProtobufVarint32FrameDecoder())
-//                .addLast(new ProtobufDecoder(CIMResponseProto.CIMResProtocol.getDefaultInstance()))
                 .addLast(new ProtobufDecoder(Response.getDefaultInstance()))
                 .addLast(new ProtobufVarint32LengthFieldPrepender())
                 .addLast(new ProtobufEncoder())