Bump jupyterlab from 4.2.5 to 4.4.8 in the pip group across 1 directory

Bumps the pip group with 1 update in the / directory: [jupyterlab](https://github.com/jupyterlab/jupyterlab).


Updates `jupyterlab` from 4.2.5 to 4.4.8
- [Release notes](https://github.com/jupyterlab/jupyterlab/releases)
- [Changelog](https://github.com/jupyterlab/jupyterlab/blob/main/RELEASE.md)
- [Commits](https://github.com/jupyterlab/jupyterlab/compare/@jupyterlab/lsp@4.2.5...@jupyterlab/lsp@4.4.8)

---
updated-dependencies:
- dependency-name: jupyterlab
  dependency-version: 4.4.8
  dependency-type: direct:development
  dependency-group: pip
...

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

Author: dependabot[bot]

dev-requirements-jl4.txt

@@ -1,3 +1,3 @@
 -r dev-requirements.txt
-jupyterlab==4.2.5
+jupyterlab==4.4.8
 jupyter_server==2.13.0