port change done in inner snippet (#196)

Author: mairaw

snippets/csharp/VS_Snippets_VBCSharp/csrefKeywordsTypes/CS/keywordsTypes.cs

@@ -432,7 +432,7 @@ static void PrintPoint(IPoint p)
 
        static void Main()
        {
-          Point p = new Point(2, 3);
+          IPoint p = new Point(2, 3);
           Console.Write("My Point: ");
           PrintPoint(p);
        }