chore(deps): update pytest-cov requirement

Updates the requirements on [pytest-cov](https://github.com/pytest-dev/pytest-cov) to permit the latest version.

Updates `pytest-cov` to 7.0.0
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v6.0.0...v7.0.0)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-version: 7.0.0
  dependency-type: direct:production
  dependency-group: production-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pyproject.toml

@@ -77,7 +77,7 @@ dev = [
     "openpyxl~=3.1",
     "pyparsing>=3.2.1,<4",
     "pytest>=8.3.4,<9",
-    "pytest-cov~=6.0",
+    "pytest-cov>=6,<8",
     "pytest-rerunfailures>=15,<17",
     "pytest-timeout>=2.3.1,<3",
     "pytest-xdist>=3.6.1,<4",