chore: Upgrade Python requirements

[edx-requirements-bot]

Python requirements update. Please review the changelogs for the upgraded packages.

[edx-requirements-bot]

List of packages in the PR without any issue.

• coverage changes from 7.10.3 to 7.10.4
• coverage[toml] changes from 7.10.3 to 7.10.4
• filelock changes from 3.18.0 to 3.19.1
• hypothesis changes from 6.137.1 to 6.138.2
• virtualenv changes from 20.33.1 to 20.34.0

[edx-requirements-bot]

These Packages need manual review..

• [MAJOR] pbr changes from 6.1.1 to 7.0.0

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.00%. Comparing base (2035635) to head (2b272ae).
⚠️ Report is 18 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #397      +/-   ##
==========================================
- Coverage   94.13%   94.00%   -0.14%     
==========================================
  Files          31       31              
  Lines        3036     3036              
  Branches      191      191              
==========================================
- Hits         2858     2854       -4     
- Misses        154      156       +2     
- Partials       24       26       +2     

Flag	Coverage Δ
unittests	94.00% <ø> (-0.14%)	⬇️

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