Change of a naming error

Web/app.py

@@ -1160,7 +1160,7 @@ def _build_reminder_message(item_name, start_dt=None, end_dt=None):
     )
 
 
-def create_return_reminders_admin():
+def create_return_reminders():
     """Create one-time reminders for day-1 and planned-end events for admins."""
     now = datetime.datetime.now(ZoneInfo("Europe/Berlin"))
     one_day_ago = now - datetime.timedelta(days=1)