chore(deps): bump openai from 1.99.5 to 1.99.6 (#1287)

Bumps [openai](https://github.com/openai/openai-python) from 1.99.5 to 1.99.6.
- [Release notes](https://github.com/openai/openai-python/releases)
- [Changelog](https://github.com/openai/openai-python/blob/main/CHANGELOG.md)
- [Commits](openai/openai-python@v1.99.5...v1.99.6)

---
updated-dependencies:
- dependency-name: openai
  dependency-version: 1.99.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]