Update samples/msal-node-samples/auth-code/index.js
Update samples/msal-node-samples/auth-code/index.js

Co-authored-by: Sameera Gajjarapu <02ce97e54dd95fa0c31400443a22931bdeedef9b@microsoft.com>
AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js