Update Jellyfin_Fix_and_Scan.sh

Added comment suggesting replacing the db with a backup.

Jellyfin_Fix_and_Scan.sh

@@ -15,6 +15,7 @@ error_found_2=$(journalctl -u jellyfin --since "1 hour ago" | grep "$error_messa
 if [ -n "$error_found_1" ] || [ -n "$error_found_2" ]; then
     echo "Error found in journal, deleting database file..."
     rm -f /var/lib/jellyfin/data/library.db
+    # Optionally, replace with a backup and set correct permissions here.
     echo "Database file deleted."
 
     # Trigger library scan