【采购订单维护】单据状态为自由态，允许修改表体交货日期字段；同时新增时也可以修改表体交货日期字段

src/views/purchase/purchase-order/add/column.js

@@ -618,7 +618,7 @@ const PurchaseTabColumns = [
         title: "交货日期",
         inputType: "DatePicker",
         type: 'date',
-        disabled: true,
+        // disabled: true,
         isShow: true,
         width: 180,
       },
@@ -1447,7 +1447,7 @@ const CauseTabColumns = [
         title: "交货日期",
         inputType: "DatePicker",
         type: 'date',
-        disabled: true,
+        // disabled: true,
         isShow: true,
         width: 180,
       },