Update websocket_protocol_zh.md

Yabin Li

2023-09-01 b3ab0064524fff88d3c48c5abfa3e4258d44edb0

Update websocket_protocol_zh.md

 funasr/runtime/docs/websocket_protocol_zh.md

@@ -10,7 +10,7 @@
#### 首次通信
message为（需要用json序列化）：
```text
{"mode": "offline", "wav_name": "wav_name","wav_format":"pcm","is_speaking": True,"wav_format":"pcm","hotwords":"阿里巴巴 达摩院 阿里云"}
{"mode": "offline", "wav_name": "wav_name","wav_format":"pcm","is_speaking": True,"hotwords":"阿里巴巴 达摩院 阿里云"}
```
参数介绍：
```text