[PyUP] Update pytest-sugar to 0.9.4

[pyup-bot]

This PR updates pytest-sugar from 0.9.1 to 0.9.4.

Changelog

0.9.4

^^^^^^^^^^^^^^^^^^^

- Fix pytest-sugar 0.9.3 incompatible with pytest 5.4 (thanks nicoddemus)
- Fix Tests fail with pytest 3.5.0 DOCTESTS (^)
- Fix Tests fail with pytest 5.x (^)

0.9.3

^^^^^^^^^^^^^^^^^^^

- Fix incompatibility with pytest 5.4.0 (thanks GuillaumeFavelier)

0.9.2

^^^^^^^^^^^^^^^^^^^

- Fix incompatibility with pytest 3.10 (thanks Natim)
- Double colons for verbose output (thanks albertodonato)
- Fix "Wrong count with items modified in pytest_collection_modifyitems" (thanks blueyed)
- Defer registration of xdist hook (thanks blueyed)

Links

• PyPI: https://pypi.org/project/pytest-sugar
• Changelog: https://pyup.io/changelogs/pytest-sugar/
• Homepage: http://pivotfinland.com/pytest-sugar/