Bump numexpr from 2.8.4 to 2.8.5 in /examples/chat-py

Bumps [numexpr](https://github.com/pydata/numexpr) from 2.8.4 to 2.8.5.
- [Release notes](https://github.com/pydata/numexpr/releases)
- [Changelog](https://github.com/pydata/numexpr/blob/master/RELEASE_NOTES.rst)
- [Commits](pydata/numexpr@v2.8.4...v2.8.5)

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

Signed-off-by: dependabot[bot] <[email protected]>

examples/chat-py/requirements.txt

@@ -12,7 +12,7 @@ marshmallow==3.19.0
 marshmallow-enum==1.5.1
 multidict==6.0.4
 mypy-extensions==1.0.0
-numexpr==2.8.4
+numexpr==2.8.5
 numpy==1.24.3
 openai==0.27.5
 openapi-schema-pydantic==1.2.4