deskutils/zim: update to 0.73.3
0.73.3 - Fri 09 Oct 2020
- Fix missing export formats in windows installer
- Add support for environ.ini at startup for portable install
- Make trash function more robust for GLib.Error errors
- Remove xdg import in windows for mimetyping
- Fix regression with GdkPixbuf.PixbufRotation constants
- Fix issues in parser under Python 3.9
- Fix regression with pages with formatting in heading
- Merge translations