Clean up unused github actions

## Summary

* Page is no longer updated, as we are using the main gitmastery website now
* We can remove this action to save on action minutes, which are limited to 3000 minutes

<img width="643" height="309" alt="Image" src="https://github.com/user-attachments/assets/babea0d3-5741-46a1-97f7-3d330bcecd90" />