[ISSUE] Calibre doesn't work after updating Liberation-Fonts

[Rutpiv <Rutpiv@users.noreply.github.com>]

[-- Attachment #1: Type: text/plain, Size: 1776 bytes --]

New issue by Rutpiv on void-packages repository

https://github.com/void-linux/void-packages/issues/42953

Description:
### Is this a new report?

Yes

### System Info

Void 6.1.20_1 x86_64 GenuineIntel uptodate rrrmFFFFFFFFF

### Package(s) Affected

calibre-6.13.0_1, liberation-fonts-ttf-2.1.5_2

### Does a report exist for this bug with the project's home (upstream) and/or another distro?

_No response_

### Expected behaviour

The program was supposed to work, as it was working before.



### Actual behaviour

```
Traceback (most recent call last):
  File "/bin/calibre", line 21, in <module>
    sys.exit(calibre())
             ^^^^^^^^^
  File "/usr/lib/calibre/calibre/gui_launch.py", line 73, in calibre
    main(args)
  File "/usr/lib/calibre/calibre/gui2/main.py", line 556, in main
    run_main(app, opts, args, gui_debug, si, retry_communicate=True)
  File "/usr/lib/calibre/calibre/gui2/main.py", line 568, in run_main
    return run_gui(opts, args, app, gui_debug=gui_debug)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/calibre/calibre/gui2/main.py", line 406, in run_gui
    run_gui_(opts, args, app, gui_debug)
  File "/usr/lib/calibre/calibre/gui2/main.py", line 411, in run_gui_
    app.load_builtin_fonts(scan_for_fonts=True)
  File "/usr/lib/calibre/calibre/gui2/__init__.py", line 1275, in load_builtin_fonts
    load_builtin_fonts()
  File "/usr/lib/calibre/calibre/gui2/__init__.py", line 1025, in load_builtin_fonts
    with open(ff, 'rb') as s:
         ^^^^^^^^^^^^^^
FileNotFoundError: [Errno 2] Arquivo ou diretório inexistente: '/usr/share/calibre/fonts/liberation/LiberationSerif-Regular.ttf'
```

### Steps to reproduce

1. Run Calibre with liberation-fonts-ttf in the latest version