chore(deps-dev): update pytest requirement

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

Updates `pytest` to 9.1.1
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@9.0.3...9.1.1)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.1.0
  dependency-type: direct:development
  dependency-group: test
...

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

Author: dependabot[bot]

pyproject.toml

@@ -39,7 +39,7 @@ dev = [
     "build>=1.5.0,<2",
     "pip-audit>=2.10.1,<3",
     "pip-licenses>=5.5.5,<6",
-    "pytest>=9.0.3,<10",
+    "pytest>=9.1.1,<10",
     "pytest-asyncio>=1.4.0,<2",
     "pytest-cov>=7.1.0,<8",
     "ruff>=0.15.14,<1",