fix(Stepper): double tap to scroll in safari (#6882)

* fix(Stepper): double tap to scroll in safari

* Update index.js

Co-authored-by: neverland <416417567@163.com>

src/stepper/index.js

@@ -273,7 +273,9 @@ export default createComponent({
   render() {
     const createListeners = (type) => ({
       on: {
-        click: () => {
+        click: (e) => {
+          // disable double tap scrolling on mobile safari
+          e.preventDefault();
           this.type = type;
           this.onChange();
         },