Issue #3329673 by Xiaohua Guan, yas: Add entity type template version for openstack

Closes #3329673

modules/cloud_service_providers/openstack/src/Controller/ApiController.php

@@ -303,6 +303,13 @@ class ApiController extends ControllerBase implements ApiControllerInterface {
     return $this->updateResourceList('openstack_stack', $cloud_context);
   }
 
+  /**
+   * {@inheritdoc}
+   */
+  public function updateTemplateVersionList($cloud_context = ''): RedirectResponse {
+    return $this->updateResourceList('openstack_template_version', $cloud_context);
+  }
+
   /**
    * {@inheritdoc}
    */