Issue #2332233 by Berdir: Fixed validateAutocompleteInput() is broken.
Issue #2332117 by Berdir: Added a DynamicEntityReferenceItemNormalizer.
Issue #2331939 by Berdir: Fixed DynamicEntityReferenceItem::setValue() should not force an entity_load().
Issue #2331547 by Berdir: Fixed Autocomplete is broken when editing.
Issue #2338357 by Berdir: Fixed FormState now longer supports ArrayAccess.
fix mistakes in service provider