build(deps): bump jupyter-black from 0.3.4 to 0.4.0 in /ci/builder

Bumps [jupyter-black](https://github.com/n8henrie/jupyter-black) from 0.3.4 to 0.4.0.
- [Changelog](https://github.com/n8henrie/jupyter-black/blob/master/CHANGELOG.md)
- [Commits](n8henrie/jupyter-black@v0.3.4...v0.4.0)

---
updated-dependencies:
- dependency-name: jupyter-black
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

ci/builder/requirements.txt

@@ -19,7 +19,7 @@ ipywidgets==8.1.5
 junit-xml==1.9
 junitparser==3.2.0
 jupyterlab==4.3.0
-jupyter-black==0.3.4
+jupyter-black==0.4.0
 kubernetes==25.3.0
 kubernetes-stubs==22.6.0.post1
 launchdarkly-api==17.0.0