Remove a redundant empty line in js pipelines specs

spec/javascripts/pipelines/pipeline_url_spec.js

@@ -141,7 +141,6 @@ describe('Pipeline Url Component', () => {
       },
     }).$mount();
 
-
     expect(component.$el.querySelector('.js-pipeline-url-failure').textContent).toContain('error');
     expect(component.$el.querySelector('.js-pipeline-url-failure').getAttribute('data-original-title')).toContain('some reason');
   });