test(datepicker): default story update

packages/semi-ui/datePicker/_story/datePicker.stories.js

@@ -86,14 +86,7 @@ export const DatePickerDefault = () => (
     <br />
 
     <span>datePicker默认显示</span>
-    <DatePicker defaultOpen motion={false} />
-    <br />
-
-    <span>defaultValue: new Date('2019-07-07')</span>
-    <DatePicker
-      defaultValue={new Date('2019-07-07')}
-      onOpenChange={isOpen => console.log(isOpen)}
-    />
+    <DatePicker />
     <br />
 
     <span>defaultValue: 2019-07-09</span>
@@ -105,6 +98,15 @@ export const DatePickerDefault = () => (
       defaultValue={1569888000000}
       onChange={(input, value) => console.log({ input, value })}
     />
+    <br />
+
+    <span>defaultValue: new Date('2019-07-07')</span>
+    <DatePicker
+      defaultValue={new Date('2019-07-07')}
+      onOpenChange={isOpen => console.log(isOpen)}
+      defaultOpen
+      motion={false}
+    />
   </div>
 );
 DatePickerDefault.parameters = {