Add Drupal CMS Admin UI recipe

https://www.drupal.org/project/drupal_cms_admin_ui

```
composer require drupal/drupal_cms_admin_ui
drush recipe $(pwd)/recipes/drupal_cms_admin_ui
```

config/sync/block.block.gin_messages.yml

@@ -0,0 +1,22 @@
+uuid: 10de17a1-3c2c-4ef9-8f7d-57062553d495
+langcode: en
+status: true
+dependencies:
+  module:
+    - system
+  theme:
+    - gin
+_core:
+  default_config_hash: BZ5tpW7H8X4PVGRm3MImTIHd2tN0eF7zOtp4SpRYUA0
+id: gin_messages
+theme: gin
+region: highlighted
+weight: -5
+provider: null
+plugin: system_messages_block
+settings:
+  id: system_messages_block
+  label: 'Status messages'
+  label_display: '0'
+  provider: system
+visibility: {  }