Update openai requirement from ==3.46.* to ==3.49.* in /docker/main (#24977)

Updates the requirements on [openai](https://github.com/openai/openai-python) to permit the latest version.
- [Release notes](https://github.com/openai/openai-python/releases)
- [Changelog](https://github.com/openai/openai-python/blob/main/CHANGELOG.md)
- [Commits](https://github.com/openai/openai-python/compare/v3.46.0...v3.49.0)

---
updated-dependencies:
- dependency-name: openai
  dependency-version: 3.49.0
  dependency-type: direct:production
...

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

docker/main/requirements-wheels.txt

@@ -49,7 +49,7 @@ transformers == 5.22.*
 # Generative AI
 google-genai == 3.2.*
 ollama == 0.6.*
-openai == 3.46.*
+openai == 3.49.*
 # push notifications
 py-vapid == 1.9.6
 pywebpush == 2.5.*