addthis.links.menu.yml

addthis.settings:
  title: AddThis - Basic Settings
  description: 'Manage your site''s AddThis settings.'
  parent: system.admin_config_ui
  route_name: addthis.settings
  weight: 1
addthis.settings.advanced:
  title: AddThis - Advanced Settings
  description: 'Manage your site''s advanced AddThis settings.'
  parent: system.admin_config_ui
  route_name: addthis.settings.advanced
  weight: 2