Update app.py

app.py

@@ -155,7 +155,7 @@ theme = gr.themes.Monochrome(
 
 with gr.Blocks(title=title, theme=theme) as demo:
     gr.Markdown(f"## {title}")
-    gr.Markdown("[Scikit-learn Example](https://scikit-learn.org/stable/auto_examples/cluster/plot_kmeans_digits.html#sphx-glr-auto-examples-cluster-plot-kmeans-digits-py)")
+    gr.Markdown("This demo is based on this [scikit-learn example](https://scikit-learn.org/stable/auto_examples/cluster/plot_kmeans_digits.html#sphx-glr-auto-examples-cluster-plot-kmeans-digits-py)")
     gr.Markdown("In this example we compare the various initialization strategies for K-means in terms of runtime and quality of the results.")
     gr.Markdown("As the ground truth is known here, we also apply different cluster quality metrics to judge the goodness of fit of the cluster labels to the ground truth.")
     gr.Markdown("Cluster quality metrics evaluated (see [Clustering performance evaluation](https://scikit-learn.org/stable/modules/clustering.html#clustering-evaluation) \