Change author and reviewer for cloud subscription article

Updated author and reviewer information for the article.

Author: Nicholak-MS

articles/cost-management-billing/manage/cloud-subscription.md

@@ -2,8 +2,8 @@
 title: What is a cloud subscription?
 description: Learn about cloud subscriptions, how they help manage Microsoft products and services, and the benefits of organizing resources with multiple subscriptions.
 author: Nicholak-MS
-ms.author: nicholak
-ms.reviewer: nicholak
+ms.author: mijeffer
+ms.reviewer: mijeffer
 ms.service: cost-management-billing
 ms.subservice: billing
 ms.topic: concept-article