Bump pillow from 10.1.0 to 10.2.0 in /webinars/genai-chatbot

Bumps [pillow](https://github.com/python-pillow/Pillow) from 10.1.0 to 10.2.0.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@10.1.0...10.2.0)

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

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

Author: dependabot[bot]

webinars/genai-chatbot/requirements.txt

@@ -44,7 +44,7 @@ mypy-extensions==1.0.0
 numpy==1.26.1
 packaging==23.2
 pandas==2.1.1
-Pillow==10.1.0
+Pillow==10.2.0
 protobuf==4.24.4
 pyarrow==13.0.0
 pyasn1==0.5.0