Update 1-how-to.md

Author: darrenj

docs/_docs/skills/tutorials/migrate-to-new-skill/csharp/1-how-to.md

@@ -41,7 +41,7 @@ In the Bot Framework 4.7 release, the Bot Framework Skills capability was transi
     <PackageReference Include="Microsoft.Bot.Schema" Version="4.7.1" />
     ```
 
-    > Please note that `Microsoft.Bot.Builder.Solutions` library version 4.6.2 is compatible with BotBuilder 4.7.1.
+    > Please note that `Microsoft.Bot.Builder.Solutions` library version 4.6.0 is compatible with BotBuilder 4.7.1.
 
 1. Update BotController.cs
 
@@ -163,4 +163,4 @@ In the Bot Framework 4.7 release, the Bot Framework Skills capability was transi
 
     The existing `MultiProviderAuthDialog` if used will automatically adapt to this change and no changes are required. As required you can switch to using the `OAuthPrompt` directly.
 
-In order to update to the new Skill manifest schema and handle Action invocation follow steps 2 and 3 of this tutorial.
+In order to update to the new Skill manifest schema and handle Action invocation follow steps 2 and 3 of this tutorial.