Part of #79188

Merge pull request #129247 from microsoft/hediet/fix-unnormalized-cursors-when-injected-text-changes

When injected text is added or removed, cursors in that line need to be normalized again

* Return NotebookEditor from `interactive.open` command

This allows extensions to obtain a reference to the embedded
NotebookEditor at creation. Otherwise extensions must look
through window.visibleNotebookEditors to obtain a reference
to the NotebookEditor and call revealRange for scrolling,
and window.visibleNotebookEditors may change in future.
Co-authored-by: Nrebornix <penn.lv@gmail.com>

* process argument label
Co-authored-by: Nrebornix <penn.lv@gmail.com>

Fixes https://github.com/microsoft/vscode/issues/128903
Fixes https://github.com/microsoft/vscode/issues/128977
Refs https://github.com/microsoft/vscode/issues/128745

Co-authored-by: Nrebornix <penn.lv@gmail.com>

* Migrate webview notebook editor backup to builtin serializer

* update extension kind.

* discard webview backup once it is opened in notebook editor.

Fixes #128952

Co-authored-by: NEric Amodio <eamodio@users.noreply.github.com>

Fix #129146

Ref https://github.com/github/codespaces/issues/3462

* Add validation for objects, fixes #128429

* Fix object widget tooltips, fixes #129059
* Refactor, add better tooltips for checkboxes

Reacts to the cell model showing up in the modelService

Seems like the presense of  `configFile` causes problems if it is not a string