[waterlevels_transfer] Upgrade logging of not mapped to critical

Author: TylerAdamMartinez

transfers/waterlevels_transfer.py

@@ -240,7 +240,7 @@ def _get_groundwater_level_reason(self, row) -> Optional[str]:
 
         # If the mapper returns the raw key, it means "not mapped"
         if mapped == lookup_key:
-            logger.warning(f"Unknown LevelStatus '{glv}', mapping to None")
+            logger.critical(f"Unknown LevelStatus '{glv}', mapping to None")
             return None
 
         if mapped == "Water level not affected by status":