Bump jupyterlab from 4.2.5 to 4.3.0 (#318)

Bumps [jupyterlab](https://github.com/jupyterlab/jupyterlab) from 4.2.5 to 4.3.0.
- [Release notes](https://github.com/jupyterlab/jupyterlab/releases)
- [Changelog](https://github.com/jupyterlab/jupyterlab/blob/main/CHANGELOG.md)
- [Commits](https://github.com/jupyterlab/jupyterlab/compare/@jupyterlab/[email protected]...@jupyterlab/[email protected])

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

datahub_metrics/requirements.txt

@@ -1,6 +1,6 @@
 altair[all]==5.4.1
 arrow==1.3.0
-jupyterlab==4.2.5
+jupyterlab==4.3.0
 pandas==2.2.3
 numpy==2.1.2
 psycopg[binary]