chore(deps): bump python-dotenv in /src/ContentProcessor

Bumps [python-dotenv](https://github.com/theskumar/python-dotenv) from 1.2.1 to 1.2.2.
- [Release notes](https://github.com/theskumar/python-dotenv/releases)
- [Changelog](https://github.com/theskumar/python-dotenv/blob/main/CHANGELOG.md)
- [Commits](theskumar/python-dotenv@v1.2.1...v1.2.2)

---
updated-dependencies:
- dependency-name: python-dotenv
  dependency-version: 1.2.2
  dependency-type: direct:production
...

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

Author: dependabot[bot]

src/ContentProcessor/requirements.txt

@@ -38,7 +38,7 @@ pytest-asyncio==1.3.0
 pytest-cov==7.0.0
 pytest-mock==3.15.1
 python-dateutil==2.9.0.post0
-python-dotenv==1.2.1
+python-dotenv==1.2.2
 pytz==2025.2
 regex==2025.11.3
 requests==2.33.0