Added target field to case, and added fee category vocab to opencase config

modules/opencase_cases/opencase_cases.install

@@ -1,4 +1,20 @@
 <?php
+use \Drupal\Core\Field\BaseFieldDefinition;
+
+function opencase_cases_update_90002() {
+  $field_storage_definition = BaseFieldDefinition::create('entity_reference')
+    ->setLabel(t('Target'))
+    ->setRevisionable(TRUE)
+    ->setSetting('target_type', 'oc_actor')
+    ->setSetting('handler', 'default')
+    ->setDefaultValueCallback('\Drupal\opencase_cases\Entity\OCCase::defaultTarget')
+    ->setDisplayConfigurable('form', true)
+    ->setDisplayConfigurable('view', true);
+ 
+
+  \Drupal::entityDefinitionUpdateManager()
+    ->installFieldStorageDefinition('oc_target', 'oc_case', 'opencase_cases', $field_storage_definition);
+}
 
 function opencase_cases_update_8025() {
   //check if the table exists first.  If not, then create the entity.
@@ -10,7 +26,7 @@ function opencase_cases_update_8025() {
 }
 
 function opencase_cases_update_8026() {
-    $storage_definition =  \Drupal\Core\Field\BaseFieldDefinition::create('entity_reference')
+    $storage_definition = BaseFieldDefinition::create('entity_reference')
       ->setLabel(t('Role'))
       ->setSetting('target_type', 'taxonomy_term')
       ->setSetting('handler_settings', ['target_bundles' => ['oc_case_provider_role' => 'oc_case_provider_role']])