Updated subscription key

Author: estruyf

scripts/execute-translation.js

@@ -15,7 +15,7 @@ const request = require('request-promise');
 const uuidv4 = require('uuid/v4');
 
 // Replace with process.env.subscriptionKey to get an access to Azure Cognitive services
-const subscriptionKey = process.env.subscriptionKey;
+const subscriptionKey = process.env.SUBSCRIPTION_KEY;
 const endpoint = "https://api.cognitive.microsofttranslator.com";
 
 const locHelper = require('./export-localization');