Linked Roles tutorial uses Glitch, which is shutting down

[advaith1]

https://discord.com/developers/docs/tutorials/configuring-app-metadata-for-linked-roles

This tutorial uses Glitch, but unfortunately Glitch is shutting down next month

https://blog.glitch.com/post/changes-are-coming-to-glitch/

The tutorial will probably need to be updated to use a different service.