chore(deps-dev): Update pytest requirement

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@7.1.2...8.0.0)

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

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

pyproject.toml

@@ -12,7 +12,7 @@ python = "^3.8"
 pydantic = ">=1.9.0,<3.0.0"
 
 [tool.poetry.group.dev.dependencies]
-pytest = ">=7.1.2,<8.0.0"
+pytest = ">=7.1.2,<9.0.0"
 pytest-cov = ">=3,<5"
 mypy = ">=0.971,<2.0"
 tox = ">=3.26,<5.0"