modify aishell transformer directory name

仁迷

2023-02-01 8d8c77d0b6e926bf919a72db04f7afe28153080c

 funasr/runtime/python/grpc/Readme.md

@@ -27,7 +27,7 @@

Step 4) Start grpc client (on client with microphone).
```
# Install dependency.
# Install dependency. Optional.
python -m pip install pyaudio webrtcvad
```
```