Update app.py

app.py

@@ -47,7 +47,7 @@ def generate(prompt, history,
         yield output
     return output
 
-samir_chatbot = gr.Chatbot(avatar_images=["./user.png", "./bot.png"],
+samir_chatbot = gr.Chatbot(avatar_images=["./user.png", "./fernando-pixel.png"],
                        bubble_full_width=False,
                        show_label=False, 
                        show_copy_button=True,