Made case provider field use view to filter out inactive and unpubllished

modules/opencase_cases/src/Entity/OCCaseProvision.php

@@ -277,9 +277,16 @@ class OCCaseProvision extends EditorialContentEntityBase implements OCCaseProvis
     $fields['oc_provider'] = \Drupal\Core\Field\BaseFieldDefinition::create('entity_reference')
       ->setLabel(t('Provider'))
       ->setSetting('target_type', 'oc_actor') // TODO: this should eventually point to a Provider rather than an Actor
-      ->setSetting('handler', 'default')
+      ->setSetting('handler', 'views')
       ->setTranslatable(TRUE)
       ->setCardinality(1)
+      ->setSetting('handler_settings', [
+        'view' => [
+          'view_name' => 'case_providers',
+          'display_name' => 'entity_reference_1',
+          'arguments' => [],
+        ]
+      ])
       ->setDisplayConfigurable("view", true)
       ->setDisplayConfigurable("form", true)
       ->setRequired(TRUE);