deps(dev): bump the major-dependencies group with 3 updates

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

Updates `pytest-cov` to 5.0.0
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v4.0.0...v5.0.0)

Updates `pytest` to 8.1.1
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@7.0.0rc1...8.1.1)

Updates `black` to 24.3.0
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@23.1a1...24.3.0)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-type: direct:development
  dependency-group: major-dependencies
- dependency-name: pytest
  dependency-type: direct:development
  dependency-group: major-dependencies
- dependency-name: black
  dependency-type: direct:development
  dependency-group: major-dependencies
...

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

setup.py

@@ -47,13 +47,13 @@
             "gunicorn==21.*",
         ],
         "tests": [
-            "pytest-cov==4.*",
+            "pytest-cov>=4,<6",
             "pytest-instafail==0.5.*",
             "pytest-mock==3.*",
             "pytest-ruff==0.*",
             "pytest-watch==4.*",
-            "pytest==7.*",
-            "black==23.*",
+            "pytest>=7,<9",
+            "black>=23,<25",
             "ruff==0.0.*",
         ],
     },