Bump python-dotenv in /ai/gen-ai-agents/assistant-secretary-agent/files

Bumps [python-dotenv](https://github.com/theskumar/python-dotenv) from 1.0.1 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@v1.0.1...v1.2.2)

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

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Author: dependabot[bot]

ai/gen-ai-agents/assistant-secretary-agent/files/local_requirements.txt

@@ -73,7 +73,7 @@ pydeck==0.9.1
 Pygments==2.18.0
 pyOpenSSL==24.2.1
 python-dateutil==2.9.0.post0
-python-dotenv==1.0.1
+python-dotenv==1.2.2
 pytz==2024.2
 PyYAML==6.0.2
 referencing==0.35.1