Expand metadata set in setup.py

[ekohl]

No description provided.

[ekohl]

Looks like 3.10 changed the help text:

       def test_obsah_argument_parser_help(fixture_dir, parser):
          path = fixture_dir / 'help.txt'
  >       assert path.read() == parser.format_help()
  E       AssertionError: assert 'usage: obsah...ge and exit\n' == 'usage: obsah...ge and exit\n'
  E         Skipping 215 identical leading characters in diff, use -v to show
  E           up
  E           
  E         - options:
  E         + optional arguments:
  E             -h, --help      show this help message and exit