Bump pytest from 8.4.2 to 9.0.0 (#177)

Bumps [pytest](https://github.com/pytest-dev/pytest) from 8.4.2 to 9.0.0.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@8.4.2...9.0.0)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -3,6 +3,6 @@ fastapi==0.121.1
 httpx==0.28.1
 pydantic==2.12.4
 pydantic_settings==2.11.0
-pytest==8.4.2
+pytest==9.0.0
 python-dotenv==1.2.1
 uvicorn==0.38.0