update tags for dotnet sources

Author: wenxi-zeng

src/connections/sources/catalog/libraries/server/csharp/index.md

@@ -2,6 +2,14 @@
 title: Analytics-CSharp (C#)
 strat: csharp
 support_type: flagship
+tags:
+  - C#
+  - C-sharp
+  - .NET
+  - NET
+  - Xamarin
+  - Unity
+  - ASP.NET
 id: 
 redirect_from:
    - '/connections/sources/catalog/libraries/mobile/unity'

src/connections/sources/catalog/libraries/server/net/index.md

@@ -3,9 +3,6 @@ title: Analytics for .NET
 repo: analytics.NET
 id: 8HWbgPTt3k
 support_type: community
-tags:
-  - C#
-  - C-sharp
 custom_ranking:
   heading: 0
   position: 99999