Fix mask in docs example

Author: Nathan Reyes

docs/.vuepress/components/guide/datepicker/time-adjust.vue

@@ -25,11 +25,11 @@ export default {
     return {
       customer: {
         name: 'Nathan Reyes',
-        birthday: '1983-01-21T02:30:00-5:00',
+        birthday: '1983-01-21T07:30:00.000Z',
       },
       modelConfig: {
         type: 'string',
-        mask: 'YYYY-MM-DDTHH:mm:ssXXX',
+        mask: 'iso',
         timeAdjust: '12:00:00', // Assign noon time to selected dates
       },
     };

docs/datepicker.md

@@ -268,11 +268,11 @@ data() {
   return {
     customer: {
       name: 'Nathan Reyes',
-      birthday: '1983-01-21T02:30:00-5:00',
+      birthday: '1983-01-21T07:30:00.000Z',
     },
     modelConfig: {
       type: 'string',
-      mask: 'YYYY-MM-DDTHH:mm:ssXXX',
+      mask: 'iso',
       timeAdjust: '12:00:00',
     },
   }