All http calls are not mocked when running pytest

I noticed that some tests were very slow. If you disable your wifi it is 10 times faster. Here is what `mitmweb` catches : 
<img width="1856" height="358" alt="Image" src="https://github.com/user-attachments/assets/f0d810fe-5a8a-4c40-9f28-8f9be9e2aab8" />
