build(deps-dev): update pytest requirement from ^8.4.1 to ^9.0.0

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@8.4.1...9.0.0)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.0.0
  dependency-type: direct:development
...

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

Author: dependabot[bot]

pyproject.toml

@@ -24,7 +24,7 @@ classifiers = [
 python = ">=3.10"
 
 [tool.poetry.group.dev.dependencies]
-pytest = "^8.4.1"
+pytest = "^9.0.0"
 tomlkit = "^0.13.3"
 packaging = "^25.0"
 pytest-cov = "^7.0.0"