✨ feat(mes): 优化整体代码风格

src/api/mes/wm/sn/index.ts

@@ -7,6 +7,7 @@ export interface WmSnGroupVO {
   itemCode?: string
   itemName?: string
   specification?: string
+  unitName?: string
   batchCode?: string
   workOrderId?: number
   createTime?: Date

src/views/mes/wm/sn/index.vue

@@ -65,6 +65,7 @@
       <el-table-column label="物料编码" align="center" prop="itemCode" min-width="120" />
       <el-table-column label="物料名称" align="center" prop="itemName" min-width="150" />
       <el-table-column label="规格型号" align="center" prop="specification" min-width="120" />
+      <el-table-column label="单位" align="center" prop="unitName" min-width="80" />
       <el-table-column label="批次号" align="center" prop="batchCode" min-width="120" />
       <el-table-column label="SN 码数量" align="center" prop="count" min-width="100" />
       <el-table-column