Update coverage to 5.1

[pyup-bot]

This PR updates coverage from 5.0.4 to 5.1.

Changelog

5.1

--------------------------

- The JSON report now includes counts of covered and missing branches. Thanks,
Salvatore Zagaria.

- On Python 3.8, try-finally-return reported wrong branch coverage with
decorated async functions (`issue 946`_).  This is now fixed. Thanks, Kjell
Braden.

- The :meth:`~coverage.Coverage.get_option` and
:meth:`~coverage.Coverage.set_option` methods can now manipulate the
``[paths]`` configuration setting.  Thanks to Bernát Gábor for the fix for
`issue 967`_.

.. _issue 946: https://github.com/nedbat/coveragepy/issues/946
.. _issue 967: https://github.com/nedbat/coveragepy/issues/967


.. _changes_504:

Links

• PyPI: https://pypi.org/project/coverage
• Changelog: https://pyup.io/changelogs/coverage/
• Repo: https://github.com/nedbat/coveragepy

[vorpal-buildbot]

Changelogs

coverage 5.1

---

• The JSON report now includes counts of covered and missing branches. Thanks,
  Salvatore Zagaria.

• On Python 3.8, try-finally-return reported wrong branch coverage with
  decorated async functions (issue 964_). This is now fixed. Thanks, Kjell
  Braden.

• The :meth:~coverage.Coverage.get_option and
  :meth:~coverage.Coverage.set_option methods can now manipulate the
  [paths] configuration setting. Thanks to Bernát Gábor for the fix for
  issue 967_.

.. _issue 964: nedbat/coveragepy#964
.. _issue 967: nedbat/coveragepy#967

.. _changes_504:

[codecov]

Codecov Report

Merging #7218 into master will decrease coverage by 0.14%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #7218      +/-   ##
==========================================
- Coverage   45.72%   45.58%   -0.15%     
==========================================
  Files         279      279              
  Lines       13905    13905              
  Branches     2090     2090              
==========================================
- Hits         6358     6338      -20     
- Misses       7252     7280      +28     
+ Partials      295      287       -8     

Impacted Files	Coverage Δ
shared/perf.py	36.00% <0.00%> (-24.00%)	⬇️
shared/repo.py	3.70% <0.00%> (-11.12%)	⬇️
shared/fetch_tools.py	46.42% <0.00%> (-1.79%)	⬇️
magic/image_fetcher.py	34.61% <0.00%> (-1.29%)	⬇️
discordbot/commands/tournament.py	85.71% <0.00%> (ø)
decksite/league.py	34.65% <0.00%> (+0.33%)	⬆️
discordbot/commands/legal.py	100.00% <0.00%> (+16.66%)	⬆️

---

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[vorpal-buildbot]

Seen on LOGS, PROD (created by @pyup-bot and merged by @mergify[bot] 12 seconds ago) Please check your changes!