Update app.py

app.py

@@ -1,5 +1,5 @@
 """
-Gradio requires input to be fed in a very peculiar way and does not provide too much flexibility - don't expect from this demo too much. The backbone had to be adjusted to work on hugging face spaces. Go see https://github.com/PiotrAntoniak/DPR for a prettier version utilizing streamlit. 
+Gradio requires input to be fed in a very peculiar way and does not provide too much flexibility - don't expect from this demo too much. The backbone had to be adjusted to work on hugging face spaces. Go see https://github.com/PiotrAntoniak/QuestionAnswering for a prettier version utilizing streamlit. 
 """