Additional material link returns a 404 in multiple translations

[pakornsak]

🐞 Problem
Additional material link returns a 404 in multiple translations.

💡 Possible solutions
There is a typo on the link url.

📋 Steps to solve the problem

• Comment below about what you've started working on.
• Add, commit, push your changes.
• Submit a pull request and add this in comments - Addresses #<put issue number here>
• Ask for a review in comments section of pull request.
• Celebrate your contribution to this project. 🎉

[Roshanjossey]

@pakornsak, yeah. I see the problem. would you like to work on this?

[pakornsak]

Yes, I will do it.

[Roshanjossey]

Closing this as it has been resolved