Issue #2943209 by gabesullice, amateescu, Wim Leers: Mark at least one...

Issue #2943209 by gabesullice, amateescu, Wim Leers: Mark at least one entity_test entity type as 'internal'

core/modules/system/tests/modules/entity_test/src/Entity/EntityTestNoLabel.php

@@ -8,12 +8,17 @@
  * @ContentEntityType(
  *   id = "entity_test_no_label",
  *   label = @Translation("Entity Test without label"),
+ *   internal = TRUE,
  *   persistent_cache = FALSE,
  *   base_table = "entity_test_no_label",
+ *   handlers = {
+ *     "access" = "Drupal\entity_test\EntityTestAccessControlHandler",
+ *   },
  *   entity_keys = {
  *     "id" = "id",
- *     "bundle" = "type"
- *   }
+ *     "uuid" = "uuid",
+ *     "bundle" = "type",
+ *   },
  * )
  */
 class EntityTestNoLabel extends EntityTest {