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

---

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>_.

---

Configuration

📅 Schedule: Branch creation - "before 4am" in timezone America/Chicago, 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 this update again.

---

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

---

This PR has been generated by Mend Renovate. View repository job log here.