Bump the pip group across 1 directory with 2 updates

---
updated-dependencies:
- dependency-name: jupyter-server
  dependency-version: 2.20.0
  dependency-type: direct:production
  dependency-group: pip
- dependency-name: jupyterlab
  dependency-version: 4.5.9
  dependency-type: direct:production
  dependency-group: pip
...

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

Author: dependabot[bot]

requirements.txt

@@ -38,9 +38,9 @@ jupyter-events==0.12.1
 jupyter-lsp==2.3.1
 jupyter_client==8.9.1
 jupyter_core==5.9.1
-jupyter_server==2.19.0
+jupyter_server==2.20.0
 jupyter_server_terminals==0.5.4
-jupyterlab==4.5.8
+jupyterlab==4.5.9
 jupyterlab_pygments==0.3.0
 jupyterlab_server==2.28.0
 lark==1.3.1