fix(purchaseInvoice): 收货新增保存问题

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

@@ -516,8 +516,9 @@
             productList: this.$refs.inventoryTableref.getTableValue()
           });
           let is = false;
-          productList.forEach((v, i) => {
-            productList.forEach((v2, j) => {
+
+          commitData.productList.forEach((v, i) => {
+            commitData.productList.forEach((v2, j) => {
               if (
                 v.productCode == v2.productCode &&
                 v.taskId == v2.taskId &&