fix the issue of hotwords_embedding potentially being a null pointer

雾聪

2023-11-16 74cf8b65b2254eee059f6f599bb6095db5c66001

 docs/README.md

@@ -4,9 +4,9 @@
For convenience, we provide users with the ability to generate local HTML manually.

First, you should install the following packages, which is required for building HTML:

```sh
conda activate funasr
pip install requests sphinx nbsphinx sphinx_markdown_tables sphinx_rtd_theme recommonmark
pip3 install -U "funasr[docs]"
```

Then you can generate HTML manually.