Update app.py

app.py

@@ -166,7 +166,7 @@ weighted avg       0.93      0.93      0.93       850
 
 ### Credits
 > This work was partly supported by [Living with Machines](https://livingwithmachines.ac.uk/). This project, funded by the UK Research and Innovation (UKRI) Strategic Priority Fund, is a multidisciplinary collaboration delivered by the Arts and Humanities Research Council (AHRC), with The Alan Turing Institute, the British Library and the Universities of Cambridge, East Anglia, Exeter, and Queen Mary University of London. 
-> Code for showing attention was adapted from Zach Mueller's (@TheZachMueller) [fastinference](https://muellerzr.github.io/fastinference/) library. 
+> Code for showing attention was adapted from [Zachary Mueller's](https://github.com/muellerzr) [fastinference](https://muellerzr.github.io/fastinference/) library. 
 """
 
 gr_interface = gr.Interface(