Update pytest requirement from ~=7.0 to ~=8.2 (#144)

Updates the requirements on [pytest](https://github.com/pytest-dev/pytest) to permit the latest version.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@7.0.0...8.2.2)

---
updated-dependencies:
- dependency-name: pytest
  dependency-type: direct:development
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements-dev.txt

@@ -6,7 +6,7 @@ coverage~=4.5
 coverage-badge~=1.0
 flake8~=7.1
 isort~=5.13
-pytest~=7.0
+pytest~=8.2
 pytest-mock~=3.6
 pip-tools~=6.2
 wheel~=0.37