Dead links in Getting Started section

[retromonos]

The "Player/Student Guide" and "Author/Instructor Guide" links in the Getting Started section of the Help Home are dead.
These should point to their current versions in the Materia documentation.

https://ucfopen.github.io/Materia-Docs/play/getting-started.html
https://ucfopen.github.io/Materia-Docs/create/getting-started.html