Update pytest to 6.1.1

[pyup-bot]

This PR updates pytest from 6.1.0 to 6.1.1.

The bot wasn't able to find a changelog for this release. Got an idea?

Links

• PyPI: https://pypi.org/project/pytest
• Homepage: https://docs.pytest.org/en/latest/

[codecov]

Codecov Report

Merging #9 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##            master        #9   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            2         2           
  Lines           25        25           
=========================================
  Hits            25        25           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 0bcad1f...7c97048. Read the comment docs.

[aragilar]

bors r+

[bors]

Build succeeded:

• continuous-integration/travis-ci/push