- Update to 1.4.0:
* Using common strings in string interpolation is now the default.
* Add option to adjust alignment of text of multi-line values.
* Raise warning if parser is used multiple times, which leads to a
merged library.
* Allow preservation of existing order of entry fields in writer
* Support for python 3.10
* Removing unused dependencies
* Allow capital AND when splitting author list
* Fix problem in `homogenize_latex_encoding` when authors are lists
* Long description in setup.py
- Switch to pyproject macros.
- Drop patch python-bibtexparser-remove-unittest2.patch, dependency
dropped.