csharp: Use basic components in core event test

Summary: No need to start elm, as T7770 was fixed.

Reviewers: brunobelo, felipealmeida

Reviewed By: brunobelo

Differential Revision: https://phab.enlightenment.org/D9915

reference/csharp/core/src/core_event.cs

@@ -64,7 +64,7 @@ public class Example : Efl.Csharp.Application
     public static void Main()
     {
         var example = new Example();
-        example.Launch();
+        example.Launch(Efl.Csharp.Components.Basic);
     }
 }