Removing the text area dom node on disposal (#234419)

removing the text area dom node on disposal

src/vs/editor/browser/controller/editContext/native/nativeEditContext.ts

@@ -167,6 +167,7 @@ export class NativeEditContext extends AbstractEditContext {
 		// Force blue the dom node so can write in pane with no native edit context after disposal
 		this.domNode.domNode.blur();
 		this.domNode.domNode.remove();
+		this.textArea.domNode.remove();
 		super.dispose();
 	}