[🤖] use vitest browser mode for qwik router components

<img width="820" height="1366" alt="Image" src="https://github.com/user-attachments/assets/52c7c310-49a5-43e4-9753-4b53ebeadda3" />

We don't have component tests for Qwik Router yet. These components aren't sufficiently tested as a result.