fix: 将采购订单的质检清单表格列标签从"单重"修改为"重量"

src/views/purchasingManage/purchaseOrder/invoice/components/detailDialog.vue

@@ -358,7 +358,7 @@
             {
               width: 120,
               prop: 'singleWeight',
-              label: '单重',
+              label: '重量',
               slot: 'singleWeight',
               align: 'center'
             },