Bump openai from 0.27.8 to 1.12.0 in /code

Bumps [openai](https://github.com/openai/openai-python) from 0.27.8 to 1.12.0.
- [Release notes](https://github.com/openai/openai-python/releases)
- [Changelog](https://github.com/openai/openai-python/blob/main/CHANGELOG.md)
- [Commits](openai/openai-python@v0.27.8...v1.12.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

code/backend/requirements.txt

@@ -1,6 +1,6 @@
 azure-functions==1.18.0
 streamlit==1.30.0
-openai==1.6.1
+openai==1.12.0
 scipy==1.12.0
 transformers==4.38.1
 python-dotenv==1.0.1

code/requirements.txt

@@ -7,7 +7,7 @@ azure-ai-formrecognizer==3.3.2
 azure-storage-blob==12.19.0
 azure-identity==1.15.0
 Flask==3.0.2
-openai==1.6.1
+openai==1.12.0
 azure-storage-blob==12.19.0
 python-dotenv==1.0.1
 langchain==0.1.9