Update dependency flake8 to v7

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
flake8 (changelog)	==6.1.0 -> ==7.1.1

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Release Notes

pycqa/flake8 (flake8)

v7.1.1

Compare Source

v7.1.0

Compare Source

v7.0.0

Compare Source

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Configuration

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (1bdd9f8) to head (c067693).
Report is 1 commits behind head on main.

❗ Current head c067693 differs from pull request most recent head 9c84624

Please upload reports for the commit 9c84624 to get more accurate results.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #207   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            9         9           
  Lines          312       312           
  Branches        23        23           
=========================================
  Hits           312       312           

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