Update pytest requirement from <9,>=8 to >=8,<10

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@8.0.0...9.0.2)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.0.2
  dependency-type: direct:development
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -2,5 +2,5 @@
 ruff>=0.7,<1
 bandit>=1.7,<2
 pip-audit>=2,<3
-pytest>=8,<9
+pytest>=8,<10
 openpyxl>=3,<4