skip_layernorm is not related to B, S axis

paddle/fluid/inference/tensorrt/convert/skip_layernorm.cc

@@ -78,23 +78,11 @@ class SkipLayerNormOpConverter : public OpConverter {
 
       auto pluginObj =
           creator->createPlugin("CustomSkipLayerNormPluginDynamic", pluginPtr);
-      nvinfer1::Permutation permutation{1, 0, 2, 3, 4};
-      auto trans_layer0 = TRT_ENGINE_ADD_LAYER(engine_, Shuffle, *inputs[0]);
-      auto trans_layer1 = TRT_ENGINE_ADD_LAYER(engine_, Shuffle, *inputs[1]);
-      trans_layer0->setFirstTranspose(permutation);
-      trans_layer1->setFirstTranspose(permutation);
-      std::vector<nvinfer1::ITensor*> trans_tensors;
-      trans_tensors.emplace_back(trans_layer0->getOutput(0));
-      trans_tensors.emplace_back(trans_layer1->getOutput(0));
       auto plugin_layer = engine_->network()->addPluginV2(
-          trans_tensors.data(), trans_tensors.size(), *pluginObj);
+          inputs.data(), inputs.size(), *pluginObj);
 
       assert(plugin_layer != nullptr);
-      auto trans_layer =
-          TRT_ENGINE_ADD_LAYER(engine_, Shuffle, *plugin_layer->getOutput(0));
-      assert(trans_layer != nullptr);
-      trans_layer->setFirstTranspose(permutation);
-      layer = trans_layer;
+      layer = plugin_layer;
 #else
       float eps = BOOST_GET_CONST(float, op_desc.GetAttr("epsilon"));
       bool ban_fp16 = engine_->disable_trt_plugin_fp16();