chore: prettier source code

src/swipe-cell/index.js

@@ -186,7 +186,7 @@ export default createComponent({
     },
 
     getClickHandler(position, stop) {
-      return event => {
+      return (event) => {
         if (stop) {
           event.stopPropagation();
         }

src/swipe-cell/test/index.spec.js

@@ -115,7 +115,7 @@ test('before-close prop', () => {
   expect(wrapper.vm.offset).toEqual(0);
 });
 
-test('name prop', done => {
+test('name prop', (done) => {
   const wrapper = mount(SwipeCell, {
     ...defaultProps,
     propsData: {