chore: Remove "App initialized!" print statement from `app.py`.

app.py

@@ -189,5 +189,4 @@ with gr.Blocks(theme=gr.themes.Soft()) as demo:
 # Run initialization
 if __name__ == "__main__":
     initialize_app()
-    print("App initialized!")
     demo.launch(server_name="0.0.0.0", server_port=7860)