build: bump openai in /src/ContentProcessor in the all-uv-deps group

Bumps the all-uv-deps group in /src/ContentProcessor with 1 update: [openai](https://github.com/openai/openai-python).


Updates `openai` from 2.0.0 to 2.6.1
- [Release notes](https://github.com/openai/openai-python/releases)
- [Changelog](https://github.com/openai/openai-python/blob/main/CHANGELOG.md)
- [Commits](openai/openai-python@v2.0.0...v2.6.1)

---
updated-dependencies:
- dependency-name: openai
  dependency-version: 2.6.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all-uv-deps
...

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

Author: dependabot[bot]

src/ContentProcessor/requirements.txt

@@ -4,7 +4,7 @@ azure-storage-blob>=12.24.1
 azure-storage-queue>=12.12.0
 certifi>=2024.12.14
 charset-normalizer>=3.4.1
-openai==2.0.0
+openai==2.6.1
 pandas>=2.2.3
 pdf2image>=1.17.0
 poppler-utils>=0.1.0