adding a comma

app.py

@@ -33,7 +33,7 @@ iface = gr.Interface(
     # Chat With different LLM models in HugginFace. 🤗
     ## Models used are Falcon, Guanaco and Pythia.
     The purpose is to show the interaction of different models so you can make rapid comparisons 🖥️💡
-    """)
+    """),
     inputs=gr.inputs.Textbox(label="Prompt for all the different models"),
     outputs=[
         gr.outputs.Textbox(label="Falcon Response"),