Update ServiceKeys.cs

Demos/app-imagesearch-cogs/ImageSearch/ImageSearch/Services/ServiceKeys.cs

@@ -9,7 +9,7 @@ namespace ImageSearch.Services
     public class CognitiveServicesKeys
     {
 		//Setup a Bing Search API key from: http://www.microsoft.com/cognitive-services
-		public const string BingSearch = "f06bce968421495ab0286de6f83b8035";
+		public const string BingSearch = "f40aa3da36b2409ba0e2c41cf420a9b6";
 
 	} 
 }