Constructs a new LibraryItemBaseParagraphOverrideForm object.
\Drupal\Core\Entity\EntityReferenceSelection\SelectionPluginManagerInterface $plugin_manager_entity_reference_selection: The selection plugin manager.
\Drupal\Core\Entity\EntityFieldManagerInterface $entity_field_manager: The entity field manager.
public function __construct(SelectionPluginManagerInterface $plugin_manager_entity_reference_selection, EntityFieldManagerInterface $entity_field_manager) {
$this->entityFieldManager = $entity_field_manager;
$this->pluginManagerEntityReferenceSelection = $plugin_manager_entity_reference_selection;
}