build(deps-dev): bump pytest-cov from 6.2.1 to 6.3.0

Bumps [pytest-cov](https://github.com/pytest-dev/pytest-cov) from 6.2.1 to 6.3.0.
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v6.2.1...v6.3.0)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-version: 6.3.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Pipfile

@@ -13,7 +13,7 @@ psycopg = "==3.2.9"
 [dev-packages]
 towncrier = "==25.8.0"
 psycopg-binary = {version = "==3.2.9", markers="implementation_name == 'cpython'"}
-pytest-cov = "==6.2.1"
+pytest-cov = "==6.3.0"
 pytest-xdist = "==3.8.0"
 mock = "==5.2.0"
 mypy = "==1.17.1"