Bump pyarrow from 13.0.0 to 14.0.1 in /webinars/genai-chatbot

Bumps [pyarrow](https://github.com/apache/arrow) from 13.0.0 to 14.0.1.
- [Commits](apache/arrow@go/v13.0.0...apache-arrow-14.0.1)

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

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

Author: dependabot[bot]

webinars/genai-chatbot/requirements.txt

@@ -46,7 +46,7 @@ packaging==23.2
 pandas==2.1.1
 Pillow==10.1.0
 protobuf==4.24.4
-pyarrow==13.0.0
+pyarrow==14.0.1
 pyasn1==0.5.0
 pydantic==2.4.2
 pydantic_core==2.10.1