Update README.md

README.md

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 license: mit
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-We provide both huggingface version and 
-[esm version](https://github.com/facebookresearch/esm) of
- SaProt (see our github <https://github.com/SaProt/SaProt>). Users can choose either one to use.
+We provide two ways to use SaProt, including through huggingface class and 
+through the same way as in [esm github](https://github.com/facebookresearch/esm). Users can choose either one to use.
 
 ### Huggingface model
 The following code shows how to load the model.