添加历史迁移功能，支持未发货和已发货的销售台账导入

yyb

昨天 3a48d44d1eb5340c7caf2b010e1e9f081955d56c

 src/views/equipmentManagement/upkeep/index.vue

@@ -305,10 +305,6 @@
      prop: "deviceModel",
   },
   {
      label: "保养项目",
      prop: "maintenanceLocation",
   },
   {
      prop: "frequencyType",
      label: "频次",
      minWidth: 150,
@@ -366,6 +362,11 @@
      prop: "deviceModel",
   },
   {
      label: "保养项目",
      align: "center",
      prop: "maintenanceLocation",
   },
   {
      label: "计划保养日期",
      align: "center",
      prop: "maintenancePlanTime",