update

python/examples/xpu/ernie/README.md

@@ -14,11 +14,6 @@ python3 -m paddle_serving_client.convert --dirname ernie
 wget https://paddle-serving.bj.bcebos.com/models/xpu/ernie.tar.gz
 tar zxvf ernie.tar.gz 
 ```
-### or, you can get the serving saved model directly
-```
-wget https://paddle-serving.bj.bcebos.com/models/xpu/bert.tar.gz
-tar zxvf bert.tar.gz 
-```
 ### Getting Dict and Sample Dataset
 
 ```