打印单单位修改

src/xt_pages/stock/drugs/drugStockInOrderDetailPrint.vue

                    <span>{{ item.warehousing_count }}</span>
               </td>
               <td style="line-height: 18px">
-                <span>{{item.max_unit}}</span>
+                <span>{{item.limax_unit}}</span>
               </td>
               <td style="line-height:18px">
                   <span>{{(item.warehousing_count * item.price).toFixed(2)}}</span>