(AzureCXP) fixes MicrosoftDocs/azure-docs#101158

updated line number 135
From
Create a new file named auth.js under the router folder and add the following code there:
To
Create a new file named auth.js under the routes folder and add the following code there:

Author: SaibabaBalapur-MSFT

articles/active-directory/develop/tutorial-v2-nodejs-webapp-msal.md

@@ -132,7 +132,7 @@ Fill in these details with the values you obtain from Azure app registration por
 
 ## Add code for user login and token acquisition
 
-1. Create a new file named *auth.js* under the *router* folder and add the following code there:
+1. Create a new file named *auth.js* under the *routes* folder and add the following code there:
 
 :::code language="js" source="~/ms-identity-node/App/routes/auth.js":::