Update README.md

Demo has been renamed; changing the link

README.md

@@ -34,7 +34,7 @@ model-index:
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 # Coherence Modelling
-You can **test the model** at [coherence modelling](https://huggingface.co/spaces/aisingapore/coherence-modelling).<br />
+You can **test the model** at [coherence modeling](https://huggingface.co/spaces/aisingapore/coherence-modeling).<br />
 If you want to find out more information, please contact us at sg-nlp@aisingapore.org.
 
 ## Table of Contents
@@ -62,7 +62,7 @@ pip install sgnlp
 ```
 
 ## Examples
-For more full code (such as Coherence-Momentum), please refer to this [github](https://github.com/aisingapore/sgnlp). <br> Alternatively, you can also try out the [demo](https://huggingface.co/spaces/aisingapore/coherence-modelling) for Coherence-Momentum.
+For more full code (such as Coherence-Momentum), please refer to this [github](https://github.com/aisingapore/sgnlp). <br> Alternatively, you can also try out the [demo](https://huggingface.co/spaces/aisingapore/coherence-modeling) for Coherence-Momentum.
 
 Example of Coherence Momentum modelling:
 ```python