[pre-commit.ci] pre-commit autoupdate

[pre-commit-ci]

updates:

• github.com/psf/black: 21.11b1 → 21.12b0

[codecov]

Codecov Report

Merging #133 (bb82748) into main (01785c9) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #133   +/-   ##
=======================================
  Coverage   80.58%   80.58%           
=======================================
  Files          17       17           
  Lines         886      886           
=======================================
  Hits          714      714           
  Misses        172      172           

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