switch HTML component to MarkDown component

app.py

@@ -85,12 +85,12 @@ demo = gr.Blocks()
 
 with demo:
     gr.Markdown(title)
-    gr.HTML(description)
+    gr.Markdown(description)
     with gr.Tabs():
         with gr.TabItem("Training set"):
             show_tab_section(data=x_train, dataset_name="Training")
         with gr.TabItem("Test set"):
             show_tab_section(data=x_test, dataset_name="Test")
-    gr.HTML(article)
+    gr.Markdown(article)
 
 demo.launch(enable_queue=True)