update ms.date

Author: ghogen

docs/get-started/csharp/index.yml

@@ -8,7 +8,7 @@ metadata:
   description: Create C# apps by using Visual Studio.
   ms.custom: vs-acquisition
   ms.topic: landing-page
-  ms.date: 10/25/2021
+  ms.date: 10/07/2022
   author: ghogen
   ms.author: ghogen  
   manager: jmartens