Update understand-storage-charges.md

Author: pri-mittal

articles/cost-management-billing/reservations/understand-storage-charges.md

@@ -5,7 +5,7 @@ author: akashdubey-ms
 ms.service: cost-management-billing
 ms.subservice: reservations
 ms.topic: conceptual
-ms.date: 12/06/2024
+ms.date: 03/26/2025
 ms.author: akashdubey
 ---