Update app.py

app.py

@@ -614,7 +614,7 @@ def upscaler(image):
             return replicate_upscale(url, img_url)
         except Exception as e:
             print(e)
-            return return 'https://iili.io/JzrxjDP.png'
+            return 'https://iili.io/JzrxjDP.png'
     with ThreadPoolExecutor() as executor:
         futures = {executor.submit(run, url) for url in urls}
         for future in as_completed(futures):