fix: form fieldMappingTime is not working (#5333)

* fix: form option `fieldMappingTime` is not working

* fix: form merge support `fieldMappingTime`

playground/src/views/examples/vxe-table/form.vue

@@ -5,6 +5,7 @@ import type { VxeTableGridOptions } from '#/adapter/vxe-table';
 import { Page } from '@vben/common-ui';
 
 import { message } from 'ant-design-vue';
+import dayjs from 'dayjs';
 
 import { useVbenVxeGrid } from '#/adapter/vxe-table';
 import { getExampleTableApi } from '#/api';
@@ -21,6 +22,7 @@ interface RowType {
 const formOptions: VbenFormProps = {
   // 默认展开
   collapsed: false,
+  fieldMappingTime: [['date', ['start', 'end']]],
   schema: [
     {
       component: 'Input',
@@ -58,8 +60,9 @@ const formOptions: VbenFormProps = {
       label: 'Color',
     },
     {
-      component: 'DatePicker',
-      fieldName: 'datePicker',
+      component: 'RangePicker',
+      defaultValue: [dayjs().subtract(-7, 'days'), dayjs()],
+      fieldName: 'date',
       label: 'Date',
     },
   ],