[pre-commit.ci] pre-commit autoupdate

[pre-commit-ci]

updates:

• github.com/asottile/pyupgrade: v2.26.0 → v2.28.0

[comet-perf-ci]

Can one of the admins verify this patch?

[codecov-commenter]

Codecov Report

Merging #361 (1baff8c) into master (6f104af) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #361   +/-   ##
=======================================
  Coverage   39.40%   39.40%           
=======================================
  Files          15       15           
  Lines         868      868           
=======================================
  Hits          342      342           
  Misses        526      526           

Flag	Coverage Δ
gha	39.40% <ø> (ø)
python-3.6	39.40% <ø> (ø)
unit	39.40% <ø> (ø)

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[learnitall]

All checks passed, merging.