chore(deps): bump pytest from 8.3.4 to 9.0.1 in /reference-apps/fastapi (#44)

Bumps [pytest](https://github.com/pytest-dev/pytest) from 8.3.4 to 9.0.1.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@8.3.4...9.0.1)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

reference-apps/fastapi/requirements.txt

@@ -28,7 +28,7 @@ python-json-logger==4.0.0
 prometheus-client==0.23.1
 
 # Testing
-pytest==8.3.4  # pytest-asyncio 1.2.0 requires pytest<9
+pytest==9.0.1  # pytest-asyncio 1.2.0 requires pytest<9
 pytest-asyncio==1.3.0
 pytest-cov==7.0.0
 pytest-mock==3.15.1