🐛[BUG] EditableProTable type=multiple多行编辑时取消编辑会丢数据

### 🐛 bug 描述
EditableProTable组件在type=multiple多行编辑时取消编辑会丢数据

### 📷 复现步骤
同时编辑两行后，先后点击取消
如图：


### 🏞 期望结果

### 💻 复现代码

### © 版本信息

- ProComponents 版本: 2.6.43
- umi 版本 4.1.0
- 浏览器环境
- 开发环境 [e.g. mac OS]

### 🚑 其他信息

Start with the EditableProTable component and reproduce the issue using editable type='multiple' in ProComponents 2.6.43: edit two rows, then cancel them one after another. Trace the multiple-row cancel flow and verify that canceling either row no longer loses the other row's data.

Written by the indexing model from the issue text.