fix datetime call

backend/website/routes.py

@@ -199,7 +199,7 @@ def decrypt_ticket(ticket):
 
 def check_ticket(decrypted):
     # compare current time with request's datetime in utc
-    if (decrypted > datetime.datetime(2022, 3, 31, 23, 0, 0, 0) and datetime.now() < datetime.datetime(2022, 4, 3, 0, 0, 0, 0)):
+    if (decrypted > datetime(2022, 3, 31, 23, 0, 0, 0) and datetime.now() < datetime(2022, 4, 3, 0, 0, 0, 0)):
         return True
     return decrypted > datetime.now(tzutc())