Update dependency pytest-cov to v6

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
pytest-cov (changelog)	^4.0.0 -> ^6.0.0

---

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.

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>_.

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 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 these updates again.

---

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

---

This PR was generated by Mend Renovate. View the repository job log.

[github-actions]

🦙 MegaLinter status: ❌ ERROR

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
⚠️ ACTION	actionlint	4		3	0.06s
✅ COPYPASTE	jscpd	yes		no	2.1s
⚠️ DOCKERFILE	hadolint	2		1	0.3s
✅ JSON	jsonlint	3		0	0.25s
✅ JSON	prettier	3	0	0	0.54s
✅ JSON	v8r	3		0	4.44s
⚠️ MARKDOWN	markdownlint	12	0	18	1.37s
✅ MARKDOWN	markdown-table-formatter	12	1	0	0.33s
✅ PYTHON	bandit	6		0	1.67s
✅ PYTHON	black	6	0	0	1.43s
✅ PYTHON	flake8	6		0	0.75s
✅ PYTHON	isort	6	0	0	0.43s
⚠️ PYTHON	mypy	6		5	10.9s
✅ PYTHON	pylint	6		0	5.73s
⚠️ PYTHON	pyright	6		8	10.07s
✅ PYTHON	ruff	6	0	0	0.05s
✅ REPOSITORY	checkov	yes		no	15.43s
✅ REPOSITORY	gitleaks	yes		no	5.32s
✅ REPOSITORY	git_diff	yes		no	0.03s
⚠️ REPOSITORY	grype	yes		9	15.59s
✅ REPOSITORY	secretlint	yes		no	1.23s
❌ REPOSITORY	trivy	yes		1	14.51s
✅ REPOSITORY	trivy-sbom	yes		no	0.3s
✅ REPOSITORY	trufflehog	yes		no	4.27s
✅ SPELL	cspell	47		0	5.85s
✅ SPELL	lychee	29		0	1.79s
✅ YAML	prettier	14	0	0	1.1s
✅ YAML	v8r	14		0	24.42s
✅ YAML	yamllint	14		0	0.66s

See detailed report in MegaLinter reports

MegaLinter is graciously provided by