feat(starter): add qwik testing library

[ianlet]

What is it?

• [x] Feature / enhancement
• [ ] Bug
• [ ] Docs / tests / types / typos
• [ ] Infra

Description

New starter command to setup Qwik Testing Library.

Rel. https://github.com/ianlet/qwik-testing-library/issues/8

Checklist:

• [x] My code follows the developer guidelines of this project
• [x] I have performed a self-review of my own code
• [x] I have ran pnpm change and documented my changes
• [x] I have made corresponding changes to the Qwik docs
• [x] Added new tests to cover the fix / functionality