Bump pillow in /ai/gen-ai-agents/assistant-secretary-agent/files

Bumps [pillow](https://github.com/python-pillow/Pillow) from 11.0.0 to 12.2.0.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@11.0.0...12.2.0)

---
updated-dependencies:
- dependency-name: pillow
  dependency-version: 12.2.0
  dependency-type: direct:production
...

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Author: dependabot[bot]

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

@@ -58,7 +58,7 @@ packaging==24.2
 pandas==2.2.3
 parso==0.8.4
 pexpect==4.9.0
-pillow==11.0.0
+pillow==12.2.0
 prompt_toolkit==3.0.50
 propcache==0.2.0
 protobuf==5.29.5