chore(python-deps): update dependency pytest-cov to v6 for tests

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
pytest-cov (changelog)	^5.0.0 -> ^6.0.0

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Release Notes

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

v6.0.0

Compare Source

• Updated various documentation inaccuracies, especially on subprocess handling.
• Changed fail under checks to use the precision set in the coverage configuration.
  Now it will perform the check just like coverage report would.
• Added a --cov-precision cli option that can override the value set in your coverage configuration.
• Dropped support for now EOL Python 3.8.

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Configuration

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🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• If you want to rebase/retry this PR, check this box

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (e728f7c) to head (46d1f7d).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #194   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            4         4           
  Lines          224       224           
  Branches        30        30           
=========================================
  Hits           224       224           

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[github-actions]

Test Results (ubuntu)

path	passed	subtotal
tests/test_bump_version_in_files.py	5	5
tests/test_create_unique_testpypi_version.py	7	7
tests/test_find_unreleased_changelog_items.py	6	6
tests/test_update_development_dependencies.py	13	13
TOTAL	31	31

Link to workflow run

[github-actions]

Test Results (windows)

path	passed	subtotal
tests\test_bump_version_in_files.py	5	5
tests\test_create_unique_testpypi_version.py	7	7
tests\test_find_unreleased_changelog_items.py	6	6
tests\test_update_development_dependencies.py	13	13
TOTAL	31	31

Link to workflow run

[github-actions]

Test Results (macos)

path	passed	subtotal
tests/test_bump_version_in_files.py	5	5
tests/test_create_unique_testpypi_version.py	7	7
tests/test_find_unreleased_changelog_items.py	6	6
tests/test_update_development_dependencies.py	13	13
TOTAL	31	31

Link to workflow run