[Bug] `olcli pdf` fails to download PDF with 404 Not Found

### What happened?

```sh
$ olcli pdf
✖ Failed: Download failed: 404
```

### Expected behavior

Get Overleaf to compile a PDF then download it to my system into the current directory.

### Steps to reproduce

1. `olcli pull 'any project'`
2. `olcli pdf`
3. Get `404`

### Environment

- OS: Linux 6.12.85
- Version: `olcli` version 0.3.0 (from NPM)