Bump pytest from 7.4.0 to 8.1.0 in /docker/api

Bumps [pytest](https://github.com/pytest-dev/pytest) from 7.4.0 to 8.1.0.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@7.4.0...8.1.0)

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

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

docker/api/requirements.txt

@@ -36,7 +36,7 @@ pydantic==1.10.9
 PyJWT==2.8.0
 PyMySQL==1.1.0
 pyparsing==3.1.1
-pytest==7.4.0
+pytest==8.1.0
 python-multipart==0.0.9
 PyYAML==6.0
 requests==2.31.0