Update OnlineMapItem.js

Author: AlexanderKovalenko

CS/AspNetCoreCustomItem/wwwroot/js/OnlineMapItem.js

@@ -192,7 +192,7 @@
             width: this.contentWidth(),
             height: this.contentHeight(),
             // Use the template below to authenticate the application within the required map provider.
-            //key: { 
+            //apiKey: { 
             //    bing: 'BINGAPIKEY',
             //    google: 'GOOGLEAPIKEY'
             //},