Fix issues found on staging

Author: jasonjoh

demo/graph-tutorial/graph.js

@@ -75,7 +75,7 @@ module.exports = {
     await client
       .api('/me/events')
       .post(newEvent);
-  }
+  },
   // </CreateEventSnippet>
 };
 

tutorial/04-add-aad-auth.md

@@ -178,7 +178,7 @@ Start the server and browse to `https://localhost:3000`. Click the sign-in butto
 
 1. Replace the existing callback route with the following code.
 
-    :::code language="javascript" source="../demo/graph-tutorial/routes/auth.js" id="CallbackSnippet" highlight="13-22":::
+    :::code language="javascript" source="../demo/graph-tutorial/routes/auth.js" id="CallbackSnippet" highlight="13-23":::
 
     The new code saves the user's account ID in the session, gets the user's details from Microsoft Graph, and saves it in the app's user storage.
 

tutorial/05-add-ms-graph.md

@@ -6,7 +6,7 @@ In this exercise you will incorporate Microsoft Graph into the application. For
 
 1. Open `./graph.js` and add the following function inside `module.exports`.
 
-    :::code language="javascript" source="../demo/graph-tutorial/graph.js" id="GetEventsSnippet":::
+    :::code language="javascript" source="../demo/graph-tutorial/graph.js" id="GetCalendarViewSnippet":::
 
     Consider what this code is doing.
 
@@ -21,6 +21,8 @@ In this exercise you will incorporate Microsoft Graph into the application. For
     const graph = require('../graph.js');
     const moment = require('moment-timezone');
     const iana = require('windows-iana');
+    const { body, validationResult } = require('express-validator');
+    const validator = require('validator');
 
     /* GET /calendar */
     router.get('/',
@@ -132,7 +134,7 @@ Now you can add a view to display the results in a more user-friendly manner.
 
 1. Now update the route in `./routes/calendar.js` to use this view. Replace the existing route with the following code.
 
-    :::code language="javascript" source="../demo/graph-tutorial/routes/calendar.js" id="GetRouteSnippet" highlight="32-35,48,50-53,60":::
+    :::code language="javascript" source="../demo/graph-tutorial/routes/calendar.js" id="GetRouteSnippet" highlight="33-36,49,51-54,61":::
 
 1. Save your changes, restart the server, and sign in to the app. Click on the **Calendar** link and the app should now render a table of events.