update script: make it run every 24h

.github/workflows/update-data.yml

@@ -2,7 +2,7 @@ name: Update Data
 
 on:
   schedule:
-    - cron: '0 * * * *'  # Run every hour
+    - cron: '0 0 * * *'  # Run every 24 hours at midnight
   push:
     branches:
       - master  # Replace with the branch you want