message: Restore `download-folder-button` for non-beta users
diff: +import './download-folder-button.css';
  +
  import React from 'dom-chef';
  import {DownloadIcon} from '@primer/octicons-react';
  import * as pageDetect from 'github-url-detection';
  @@ -10,9 +12,8 @@ function add(folderDropdown: HTMLElement): void {
  downloadUrl.searchParams.set('url', location.href);
  folderDropdown.before(
  - // The buttons are spaced via `gap` on `md+` resolutions, and via `margin` at `sm`
  <a
  - className="btn tooltipped tooltipped-nw mr-2 mr-md-0"
  + className="rgh-download-folder-button btn tooltipped tooltipped-nw"
  aria-label="Download directory"
  href={downloadUrl.href}
  >
  @@ -22,7 +23,10 @@ function add(folderDropdown: HTMLElement): void {
  }
  function init(signal: AbortSignal): void {
  - observe('[title="More options"]', add, {signal});
  + observe([
  + '[title="More options"]',
  + '[aria-label="Add file"] + details', // TODO: Drop in mid 2023. Old file view #6154
  + ], add, {signal});
  }
  void features.add(import.meta.url, {
  