Update index.yml

Reviewed for doc freshness March 2025

Author: Nicholak-MS

articles/cost-management-billing/manage/index.yml

@@ -10,7 +10,7 @@ metadata:
   ms.topic: landing-page
   author: bandersmsft
   ms.author: banders
-  ms.date: 01/22/2025
+  ms.date: 04/08/2025
 
 # linkListType: architecture | concept | deploy | download | get-started | how-to-guide | learn | overview | quickstart | reference | tutorial | whats-new
 
@@ -95,4 +95,4 @@ landingContent:
     - linkListType: learn
       links:
       - text: Learn at your own pace
-        url: /training/paths/control-spending-manage-bills
+        url: /training/paths/control-spending-manage-bills