OPT: Update dependency pytest-cov to v5 ⬆️

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
pytest-cov (changelog)	4.1.0 -> 5.0.0

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Release Notes

pytest-dev/pytest-cov (pytest-cov)

v5.0.0

Compare Source

• Removed support for xdist rsync (now deprecated).
  Contributed by Matthias Reichenbach in #&#8203;623 <https://github.com/pytest-dev/pytest-cov/pull/623>_.
• Switched docs theme to Furo.
• Various legacy Python cleanup and CI improvements.
  Contributed by Christian Clauss and Hugo van Kemenade in
  #&#8203;630 <https://github.com/pytest-dev/pytest-cov/pull/630>,
  #&#8203;631 <https://github.com/pytest-dev/pytest-cov/pull/631>,
  #&#8203;632 <https://github.com/pytest-dev/pytest-cov/pull/632>_ and
  #&#8203;633 <https://github.com/pytest-dev/pytest-cov/pull/633>_.
• Added a pyproject.toml example in the docs.
  Contributed by Dawn James in #&#8203;626 <https://github.com/pytest-dev/pytest-cov/pull/626>_.
• Modernized project's pre-commit hooks to use ruff. Initial POC contributed by
  Christian Clauss in #&#8203;584 <https://github.com/pytest-dev/pytest-cov/pull/584>_.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 92.32%. Comparing base (21288b4) to head (49f7a1a).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #121   +/-   ##
=======================================
  Coverage   92.32%   92.32%           
=======================================
  Files          33       33           
  Lines         834      834           
  Branches      125      125           
=======================================
  Hits          770      770           
  Misses         44       44           
  Partials       20       20           

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