Update pytest-cov requirement from <7.0,>=6.0 to >=6.0,<8.0

Updates the requirements on [pytest-cov](https://github.com/pytest-dev/pytest-cov) to permit the latest version.
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v6.0.0...v7.1.0)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-version: 7.1.0
  dependency-type: direct:development
...

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

Author: dependabot[bot]

pyproject.toml

@@ -41,7 +41,7 @@ Issues = "https://github.com/albond/InverterScout/issues"
 dev = [
   "pytest>=9.0.3,<10.0",
   "pytest-asyncio>=1.0,<2.0",
-  "pytest-cov>=6.0,<7.0",
+  "pytest-cov>=6.0,<8.0",
   "ruff>=0.11,<1.0",
 ]