Remove 'Publish events that conform to .NET Guidelines' guildeline and redirect to events article in the standard (dotnet#42050)

* Remove 'How to publish events' guildeline and redirect to standard

* Fix the typo in 'guidelines' for proper redirection

* Remove the deleted article from TOC as well

Author: BartoszKlonowski

.openpublishing.redirection.csharp.json

@@ -3232,6 +3232,10 @@
             "source_path_from_root": "/docs/csharp/programming-guide/events/how-to-use-a-dictionary-to-store-event-instances.md",
             "redirect_url": "/dotnet/standard/events/how-to-handle-multiple-events-using-event-properties"
         },
+        {
+            "source_path_from_root": "/docs/csharp/programming-guide/events/how-to-publish-events-that-conform-to-net-framework-guidelines.md",
+            "redirect_url": "/dotnet/standard/events"
+        },
         {
             "source_path_from_root": "/docs/csharp/programming-guide/exceptions/compiler-generated-exceptions.md",
             "redirect_url": "/dotnet/csharp/fundamentals/exceptions/compiler-generated-exceptions"

docs/csharp/programming-guide/events/how-to-publish-events-that-conform-to-net-framework-guidelines.md

@@ -646,8 +646,6 @@ items:
       href: programming-guide/events/index.md
     - name: "How to subscribe to and unsubscribe from events"
       href: programming-guide/events/how-to-subscribe-to-and-unsubscribe-from-events.md
-    - name: "How to publish events that conform to .NET Guidelines"
-      href: programming-guide/events/how-to-publish-events-that-conform-to-net-framework-guidelines.md
     - name: "How to raise base class events in derived classes"
       href: programming-guide/events/how-to-raise-base-class-events-in-derived-classes.md
     - name: "How to implement interface events"