Log Message:
py-jupyterlab: updated to 4.3.5

4.3.5

Bugs fixed

- Fix scrolling and selection restoration on undo/redo
- Fix windowing crash due to out-of-bounds access
- Increase color contrast of operators in code editor
- Fix disabling Fuzzy Filtering in the File Browser
- Fix display of tooltip/title for terminal and kernel sessions statusbar item
- Fix for inconsistent tab closure in "Close All Tabs" operation
- Fix emission of `lastCell` from notebook run actions
- Fix "running" prompt state with server-side execution
- Improve contrast for 'Add' button in Keyboard Shortcuts UI in both dark and \ 
light theme
- Ensure context menu closes when clicking outside it in the minimap
- Fix sanitizer call in ToC if html data is array of strings
- Use bare string `proxies` parameter for `httpx`\<0.28
- Add missing `bind(this)` to `NotebookAdapter`'s `isReady` function

Documentation improvements

- Document named attributes sanitization
- Fix jupyverse installation instructions
- Use Zulip for instant messaging