Update tutorial-nodejs-mongodb-app.md

Author: alexbuckgit

articles/app-service/tutorial-nodejs-mongodb-app.md

@@ -8,7 +8,7 @@ ms.role: developer
 ms.devlang: javascript
 ms.author: msangapu
 author: msangapu-msft
-ms.custom: "scenarios:getting-started", "languages:javascript", devx-track-js, devdivchpfy22, AppServiceConnectivity
+ms.custom: scenarios:getting-started, languages:javascript, devx-track-js, devdivchpfy22, AppServiceConnectivity
 ---
 
 # Deploy a Node.js + MongoDB web app to Azure