src/vs/workbench/contrib/notebook/browser/notebookEditorWidget.ts/NotebookEditorWidget/removeInset
class NotebookEditorWidget:	removeInset(output: ICellOutputViewModel) {
		this._insetModifyQueueByOutputId.queue(output.model.outputId, async () => {
			if (this._webview?.isResolved()) {
				this._webview.removeInsets([output]);
			}
		});
	}