Issue #2319171 by andypost, swentel | yched: Move entity_invoke_bundle_hook() to EntityManager.

core/includes/entity.inc

.../lib/Drupal/Core/Config/Entity/ConfigEntityBundleBase.php

core/lib/Drupal/Core/Entity/EntityManager.php

core/lib/Drupal/Core/Entity/EntityManagerInterface.php

core/lib/Drupal/Core/Extension/ModuleHandler.php

core/modules/block_content/src/Entity/BlockContentType.php

...dules/system/tests/modules/entity_test/entity_test.module