Port PySide tutorial to Develop

We have a few resources on using PySide + QML/Kirigami:

• https://dimitris.cc/kde/2022/02/26/pyside-blog-post.html

• https://nicolasfella.de/posts/creating-a-plasma-mobile-application/

Two things to consider: packaging and whether we should hold off for KF6 to release first.