Bump kiwisolver from 1.4.8 to 1.4.9

Bumps [kiwisolver](https://github.com/nucleic/kiwi) from 1.4.8 to 1.4.9.
- [Release notes](https://github.com/nucleic/kiwi/releases)
- [Changelog](https://github.com/nucleic/kiwi/blob/main/releasenotes.rst)
- [Commits](nucleic/kiwi@1.4.8...1.4.9)

---
updated-dependencies:
- dependency-name: kiwisolver
  dependency-version: 1.4.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements.txt

@@ -92,7 +92,7 @@ jmespath==1.0.1
 jsonschema==4.23.0
 jsonschema-specifications==2025.4.1
 jupyterlab-pygments==0.3.0
-kiwisolver==1.4.8
+kiwisolver==1.4.9
 lark==1.2.2
 litellm==1.67.2
 llguidance==0.7.19