build(deps): bump jupyterlab in /exercise/3-Frequent-Patterns

Bumps [jupyterlab](https://github.com/jupyterlab/jupyterlab) from 4.2.3 to 4.3.3.
- [Release notes](https://github.com/jupyterlab/jupyterlab/releases)
- [Changelog](https://github.com/jupyterlab/jupyterlab/blob/@jupyterlab/[email protected]/CHANGELOG.md)
- [Commits](https://github.com/jupyterlab/jupyterlab/compare/@jupyterlab/[email protected]...@jupyterlab/[email protected])

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

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

exercise/3-Frequent-Patterns/requirements.txt

@@ -2,4 +2,4 @@ pandas==2.2.2
 mlxtend==0.23.1
 
 ipython==8.26.0
-jupyterlab==4.2.3
+jupyterlab==4.3.3