Update app.py

app.py

@@ -314,7 +314,7 @@ intro = """
     Real Image Latent Editing with Edit Friendly DDPM and Semantic Guidance
 </h3>
 <h4 style="text-align: center; margin-bottom: 7px;">
-    <a href="https://editing-images-project.hf.space/" style="text-decoration: underline;" target="_blank">Project Page</a> | <a href="#" style="text-decoration: underline;" target="_blank">ArXiv</a>
+    <a href="https://editing-images-project.hf.space/" style="text-decoration: underline;" target="_blank">Project Page</a> | <a href="https://arxiv.org/abs/2307.00522" style="text-decoration: underline;" target="_blank">ArXiv</a>
 </h4>
 
 <p style="font-size: 0.9rem; margin: 0rem; line-height: 1.2em; margin-top:1em">