OZG-7472 fix test

alfa-client/libs/design-system/src/lib/dropdown-menu/dropdown-menu-link-item/dropdown-menu-link-item.component.spec.ts

@@ -28,8 +28,10 @@ describe('DropdownMenuLinkItemComponent', () => {
     describe('link', () => {
       it('should exist with input', () => {
         component.url = faker.word.sample();
-        const link: LinkComponent = getMockComponent(fixture, LinkComponent);
 
+        fixture.detectChanges();
+
+        const link: LinkComponent = getMockComponent(fixture, LinkComponent);
         expect(link).toBeTruthy();
         expect(link.url).toBe(component.url);
       });