Update the readme with a functional google collab

I think it would be helpful to have a working google collab, to improve the ease of use especially for people who do not have access to a powerful GPU.

README.md

@@ -12,7 +12,7 @@ license: creativeml-openrail-m
 
 Use prompt: 'mdjrny-v4 style'
 
-[![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/drive/1vkuxKKeSYNYI2OLZm8mR-WqcokQtSURM?usp=sharing)
+[![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/drive/1iQnbXbyZnU84iBZinJoGZP71kDpo1vFK#scrollTo=p4wj_txjP3TC?usp=sharing)
 
 # Gradio