chore(deps-dev): bump openai in /packages/instrumentation-openai

Bumps [openai](https://github.com/openai/openai-node) from 5.12.2 to 6.7.0.
- [Release notes](https://github.com/openai/openai-node/releases)
- [Changelog](https://github.com/openai/openai-node/blob/master/CHANGELOG.md)
- [Commits](openai/openai-node@v5.12.2...v6.7.0)

---
updated-dependencies:
- dependency-name: openai
  dependency-version: 6.7.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

packages/instrumentation-openai/package.json

@@ -57,7 +57,7 @@
     "@types/node-fetch": "^2.6.13",
     "mocha": "^11.7.1",
     "node-fetch": "^2.7.0",
-    "openai": "5.12.2",
+    "openai": "6.8.0",
     "ts-mocha": "^11.1.0"
   },
   "homepage": "https://github.com/traceloop/openllmetry-js/tree/main/packages/instrumentation-openai",