Update flake8 to 7.3.0

[pyup-bot]

This PR updates flake8 from 7.1.0 to 7.3.0.

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Links

• PyPI: https://pypi.org/project/flake8
• Repo: https://github.com/pycqa/flake8

[codecov-commenter]

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.42%. Comparing base (5fbd142) to head (50b6437).

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Additional details and impacted files

@@           Coverage Diff           @@
##           master     #183   +/-   ##
=======================================
  Coverage   96.42%   96.42%           
=======================================
  Files           8        8           
  Lines         196      196           
=======================================
  Hits          189      189           
  Misses          7        7           

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