update doc.

README.md

@@ -65,9 +65,9 @@ print(tokenizer.decode(model.generate(**tokenizer("There is a girl who likes adv
 
 Install [lm-eval-harness](https://github.com/EleutherAI/lm-evaluation-harness.git) from source, we used the git id f3b7917091afba325af3980a35d8a6dcba03dc3f
 
-~~bash
+```bash
 lm_eval  --model hf --model_args pretrained="Intel/neural-chat-v3-3-int4-inc",autogptq=True,gptq_use_triton=True --device cuda:0 --tasks lambada_openai,hellaswag,piqa,winogrande,truthfulqa_mc1,openbookqa,boolq,rte,arc_easy,arc_challenge  --batch_size 128
-~~
+```
 
 | Metric         | FP16   | INT4   |
 | -------------- | ------ | ------ |