Update pytest requirement from ~=8.2.2 to ~=8.3.1

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@8.2.2...8.3.1)

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

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

pyproject.toml

@@ -108,7 +108,7 @@ sphinx = [
 pytest = ["pytest >= 8"]
 test = [
     "coverage [toml] ~= 7.6.0",
-    "pytest ~= 8.2.2",
+    "pytest ~= 8.3.1",
     # More pytest plugins at: https://docs.pytest.org/en/latest/reference/plugin_list.html
     "pytest-cases ~= 3.8.3",
     "pytest-cov ~= 5.0.0",