fix: comment

[pomadev]

• All new/changed/fixed functionality is covered by tests (or N/A)
• I have added documentation for all new/changed functionality (or N/A)

📋 Changes

I just fixed the outdated comment.
Following the old comments, I encountered the following error, so I modified it according to the link notation mentioned in the README.

Unhandled Runtime Error
Error: Invalid <Link> with <a> child. Please remove <a> or use <Link legacyBehavior>.
Learn more: https://nextjs.org/docs/messages/invalid-new-link-with-extra-anchor

📎 References

https://github.com/auth0/nextjs-auth0?tab=readme-ov-file#consume-authentication
https://nextjs.org/docs/messages/invalid-new-link-with-extra-anchor

🎯 Testing

N/A

[arpit-jn]

Closing this as it has been addressed in #2087.