remove import

src/Umbraco.Web.UI.Client/libs/extension-api/registry/extension.registry.test.ts

@@ -1,11 +1,10 @@
 import { expect } from '@open-wc/testing';
 import type { ManifestElementWithElementName, ManifestKind, ManifestWithMeta } from '../types';
 import { UmbExtensionRegistry } from './extension.registry';
-import type { ManifestTypes } from '@umbraco-cms/backoffice/extension-registry';
 
 describe('UmbExtensionRegistry', () => {
 	let extensionRegistry: UmbExtensionRegistry<ManifestWithMeta>;
-	let manifests: Array<ManifestTypes>;
+	let manifests: Array<ManifestWithMeta>;
 
 	beforeEach(() => {
 		extensionRegistry = new UmbExtensionRegistry();