Update ms.date to 03/19/2026 for understand-azure-data-explorer-reservation-charges.md

Author: pri-mittal

articles/cost-management-billing/reservations/understand-azure-data-explorer-reservation-charges.md

@@ -6,7 +6,7 @@ ms.author: primittal
 ms.reviewer: orspodek
 ms.service: cost-management-billing
 ms.topic: conceptual
-ms.date: 01/15/2026
+ms.date: 03/19/2026
 ms.custom: kr2b-contr-experiment
 ---