Some preference tabs of MuseScore installed through pacman cannot be displayed

### Issue type UI bug (incorrect info or interface appearance) ### Description with steps to reproduce 1. Install MuseScore through pacman (`sudo pacman -S musescore`). 2. Launch MuseScore and open the preference page. Actual behaviour: Some tabs are displayed as blank. Expected behaviour: Display all as corresponding configuration content. ### Supporting files, videos and screenshots Recording: [屏幕录像_20260705_111410.zip](https://github.com/user-attachments/files/29668472/_20260705_111410.zip) Diagnostics: [Diagnostics.zip](https://github.com/user-attachments/files/29668488/Diagnostics.zip) ### In which versions of MuseScore Studio is this issue present? OS: Arch Linux, Arch.: x86_64, MuseScore Studio version (64-bit): 4.7.3-1, revision: github-musescore-musescore-cf9860c ### Regression I was unable to check ### Operating system Arch Linux x86_64 (Linux 7.0.14-zen1-1-zen) ### Additional context _No response_ ### Checklist - [x] This report follows the [guidelines](https://github.com/musescore/MuseScore/wiki/Reporting-bugs-and-issues) for reporting bugs and issues - [x] I have verified that this issue has not been logged before, by searching the [issue tracker](https://github.com/musescore/MuseScore/issues) for similar issues - [x] I have attached all requested files and information to this report - [x] I have attempted to identify the root problem as concisely as possible, and have used minimal reproducible examples where possible