Bump requirements to resolve safefy check

Author: rhunwicks

requirements/base.txt

@@ -28,8 +28,8 @@ graphviz==0.21
 gunicorn==23.0.0
 html5lib==1.1
 json-logging-py==0.2
-jupyterlab==4.4.8
-lxml==4.9.3
+jupyterlab==4.5.7
+lxml==6.1.0
 # Support .xls files that use transparent encryption to lock worksheets
 git+https://github.com/nolze/msoffcrypto-tool.git@0f320cbe042b94cfc9087cd0cb693d6ae90d518e
 # Make sure that same version of numpy is specified here and in docker/app/Dockerfile