databases/kbibtex: update to 0.9.3.1
Changelog:
- Fixing crashes with newer Qt versions (Albert Astals Cid <aacid@kde.org>)
- Revamping various online searches by backporting updates from branch 'kbibtex/0.10': ACM's Digital Library, SpringerLink, JStor, NASA Astrophysics Data System, bioRxiv
- Fixing minor issues with build system
- Fixing potential crash in BibTeX importer code
- KDE Bug 459150: Fix creation of URL from user input
Port changes:
- Add backport of https://invent.kde.org/office/kbibtex/-/commit/4cad9a994ccd685e23a94bd13ced36f56336e056 to enable documentation and translations.
- Regenerate existing patch.