Make chat code blocks non-simple (#204780)

This enables some features we don't want but we want to test it in insiders to see the impact

src/vs/workbench/contrib/chat/browser/codeBlockPart.ts

@@ -380,7 +380,7 @@ export class SimpleCodeBlockPart extends BaseCodeBlockPart<ISimpleCodeBlockData>
 
 	protected override createEditor(instantiationService: IInstantiationService, parent: HTMLElement, options: Readonly<IEditorConstructionOptions>): CodeEditorWidget {
 		return this._register(instantiationService.createInstance(CodeEditorWidget, parent, options, {
-			isSimpleWidget: true,
+			isSimpleWidget: false,
 			contributions: EditorExtensionsRegistry.getSomeEditorContributions([
 				MenuPreventer.ID,
 				SelectionClipboardContributionID,