build(deps-dev): update pytest requirement from ~=8.0 to ~=9.0

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@8.0.0...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]

pyproject.toml

@@ -50,7 +50,7 @@ dev = [
     "pre-commit-hooks~=4.6",
     "ruff~=0.8.4",
     "boto3-stubs~=1.35.0",
-    "pytest~=8.0",
+    "pytest~=9.0",
     "pytest-cov~=6.0",
     "pytest-env~=1.1",
     "moto~=5.0.5",