Fix new lines

frontend/tests/integration/spec_helper.js

@@ -4,4 +4,4 @@ chai.use(chaiAsPromised);
 
 module.exports = {
   expect: chai.expect
-};
+};

frontend/tests/integration/specs/work-packages/details-pane/details-pane-editable-spec.js

@@ -267,4 +267,4 @@ describe('OpenProject', function(){
       });
     });
   });
-});
+});

frontend/tests/integration/specs/work-packages/details-pane/details-pane-helper.js

@@ -8,4 +8,4 @@ function loadPane(workPackageId, paneName) {
 
 module.exports = {
   loadPane: loadPane
-};
+};