chore(deps-dev): bump openai

Bumps the instrumentation-openai group in /packages/instrumentation-openai with 1 update: [openai](https://github.com/openai/openai-node).


Updates `openai` from 4.76.1 to 4.78.1
- [Release notes](https://github.com/openai/openai-node/releases)
- [Changelog](https://github.com/openai/openai-node/blob/master/CHANGELOG.md)
- [Commits](openai/openai-node@v4.76.1...v4.78.1)

---
updated-dependencies:
- dependency-name: openai
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: instrumentation-openai
...

Signed-off-by: dependabot[bot] <[email protected]>