Turbopack: align chunk loading error name (#86593)
- Set `error.name` just like Webpack does
- Add some tests
<img width="1854" height="451" alt="Bildschirmfoto 2025-11-28 um 10 44 06" src="https://github.com/user-attachments/assets/8cadd60e-2a7f-4715-9c39-66453fe400f4" />
<img width="1865" height="564" alt="Bildschirmfoto 2025-11-27 um 16 52 34" src="https://github.com/user-attachments/assets/959bdb52-83a5-4b73-9d5f-b727f8715a6e" />
