Merge branch 'feature/ISTWCMS-4869-ibiki-sidebar-reference-unpublished' into '1.0.x'

ISTWCMS-4869: Adding reference method.

See merge request !114

src/Plugin/EntityReferenceSelection/UnpublishedNodeSelection.php

+<?php
+
+namespace Drupal\uw_cfg_common\Plugin\EntityReferenceSelection;
+
+use Drupal\Core\Entity\Plugin\EntityReferenceSelection\DefaultSelection;
+
+/**
+ * Entity reference selection plugin to include unpublished nodes.
+ *
+ * This file should be removed once issue is merged in:
+ * See https://www.drupal.org/project/drupal/issues/2845144
+ * Remove in Drupal 9.3 (or later).
+ *
+ * @EntityReferenceSelection(
+ *   id = "uw_unpublished",
+ *   label = @Translation("Unpublished included"),
+ *   entity_types = {"node"},
+ *   group = "uw_unpublished",
+ *   weight = 0,
+ * )
+ */
+class UnpublishedNodeSelection extends DefaultSelection {}