pluginreference-2.0.0/pluginreference.services.yml

services:
  plugin.manager.plugin_reference_selection:
    class: \Drupal\pluginreference\PluginReferenceSelectionManager
    parent: default_plugin_manager
  plugin_reference.plugin_type_helper:
    class: \Drupal\pluginreference\PluginTypeHelper
    arguments: ['@service_container', '@extension.list.module']