Fix windows next-swc builds (#54353)
Fixes this build error on windows due to invalid path:
```sh
Error: error: invalid path 'test/e2e/app-dir/app/app/bootstrap/[[...*]]/ClientComponent.js'
Error: The process 'C:\Program Files\Git\cmd\git.exe' failed with exit code 128
```
x-ref:
https://github.com/vercel/next.js/actions/runs/5930602201/job/16080672888#step:7:62
