feat(purchaseDelivery): 添加数量列到采购交货表格

- 在采购交货详情表格中新增数量列
- 数量列右对齐显示
- 设置列最小宽度为58px

klp-ui/src/views/erp/purchaseDelivery/index.vue

@@ -110,6 +110,7 @@
                 <el-table-column label="宽公差" prop="widthTolerance" min-width="70" />
                 <el-table-column label="厚公差" prop="thicknessTolerance" min-width="70" />
                 <el-table-column label="重量(T)" prop="weight" min-width="76" align="right" />
+                <el-table-column label="数量" prop="quantity" min-width="58" align="right" />
                 <el-table-column label="供货商" prop="supplier" min-width="88" show-overflow-tooltip />
                 <template slot="empty"><span>无采购明细</span></template>
               </el-table>