chore(deps): bump openai from 6.3.0 to 6.4.0 in the prod group

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


Updates `openai` from 6.3.0 to 6.4.0
- [Release notes](https://github.com/openai/openai-node/releases)
- [Changelog](https://github.com/openai/openai-node/blob/master/CHANGELOG.md)
- [Commits](openai/openai-node@v6.3.0...v6.4.0)

---
updated-dependencies:
- dependency-name: openai
  dependency-version: 6.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: prod
...

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

Author: dependabot[bot]

package-lock.json

@@ -27,7 +27,7 @@
     "@mdn/browser-compat-data": "^6.0.28",
     "cheerio": "1.1.2",
     "fdir": "^6.5.0",
-    "openai": "^6.3.0",
+    "openai": "^6.4.0",
     "pg": "^8.16.3",
     "pgvector": "^0.2.1",
     "rehype-parse": "^9.0.1",