chore(python-deps): bump openapi-spec-validator from 0.8.5 to 0.9.0

Bumps [openapi-spec-validator](https://github.com/python-openapi/openapi-spec-validator) from 0.8.5 to 0.9.0.
- [Release notes](https://github.com/python-openapi/openapi-spec-validator/releases)
- [Commits](python-openapi/openapi-spec-validator@0.8.5...0.9.0)

---
updated-dependencies:
- dependency-name: openapi-spec-validator
  dependency-version: 0.9.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]