Issue #3463291: Deprecate the admin_toolbar_links_access_filter module

Closes #3463291

admin_toolbar_links_access_filter/README.md

-# Admin Toolbar Tools
-
-The Admin Toolbar Links Access Filter module Provides a workaround for the
-common problem that users with 'Use the administration pages and help'
-permission see menu links they don't have access permission for. Once the issue
-[296693](https://www.drupal.org/node/296693) be solved, this module will be deprecated.
-
-For a full description of the module, visit the
-[project page](https://www.drupal.org/project/admin_toolbar).
-
-Submit bug reports and feature suggestions, or track changes in the
-[issue queue](https://www.drupal.org/project/issues/search/admin_toolbar).
-
-## Table of contents
-
-- Requirements
-- Installation
-- Configuration
-- Maintainers
-
-## Requirements
-
-This module requires the following modules:
-
-- [Admin Toolbar](https://www.drupal.org/project/admin_toolbar)
-
-## Installation
-
-Install as you would normally install a contributed Drupal module. For further
-information, see
-[Installing Drupal Modules](https://www.drupal.org/docs/extending-drupal/installing-drupal-modules).
-
-## Configuration
-
-No configuration is needed.
-
-## Maintainers
-
-Current maintainers:
-
-- [Romain Jarraud (romainj)](https://www.drupal.org/u/romainj)
-- [Adrian Cid Almaguer (adriancid)](https://www.drupal.org/u/adriancid)
-- [Wilfrid Roze (eme)](https://www.drupal.org/u/eme)
-- [bilel khalil (bolbol)](https://www.drupal.org/u/bolbol)
-- [fethi.krout (fethi.krout)](https://www.drupal.org/u/fethi.krout)
-- [Mohamed Anis Taktak (matio89)](https://www.drupal.org/u/matio89)
-- [Thomas MUSA (Musa.thomas)](https://www.drupal.org/u/musathomas)
-
-Supporting organizations:
-
-- [emerya](https://www.drupal.org/emerya) Created this module for you!
-- [Trained People](https://www.drupal.org/trained-people) Sponsored the module development
-- [Drupiter](https://www.drupal.org/drupiter) Sponsored the module development
-- [Dropteam](https://www.drupal.org/dropteam) Sponsored the module development
-- [Alliance of Digital Builders (AODB)](https://www.drupal.org/alliance-of-digital-builders-aodb) Sponsored the module development