added a 40 char string value

Author: scmacdon

javav2/example_code/location/src/main/java/com/example/location/scenario/LocationScenario.java

@@ -157,7 +157,7 @@ restrict API keys to specific AWS Location operations (e.g., only
             You can get the key value using the AWS Management Console under
             Location Services. This operation cannot be completed using the
             AWS SDK. For more information about getting the key value, see 
-            https://docs.aws.amazon.com/location/latest/developerguide/using-apikeys.html.
+            the AWS Location Documentation.
             """);
         String mapUrl = "https://maps.geo.aws.amazon.com/maps/v0/maps/"+mapName+"/tiles/{z}/{x}/{y}?key={KeyValue}";
         logger.info("Embed this URL in your Web app: " + mapUrl);