[new feature] Radio: add shape prop & icon slot (#2651)

packages/checkbox/en-US.md

@@ -139,7 +139,7 @@ export default {
 | Attribute | Description | Type | Default |
 |------|------|------|------|
 | name | Checkbox name | `any` | - |
-| shape | Can be set to `round` `square` | `String` | `round` |
+| shape | Can be set to `square` | `String` | `round` |
 | v-model | Check status | `Boolean` | `false` |
 | disabled | Diable checkbox | `Boolean` | `false` |
 | label-disabled | Whether to disable label click | `Boolean` | `false` |

packages/checkbox/zh-CN.md

@@ -169,7 +169,7 @@ export default {
 |------|------|------|
 | change | 当绑定值变化时触发的事件 | 当前组件的值 |
 
-### Checkbox Slot
+### Checkbox 插槽
 
 | 名称 | 说明 | slot-scope |
 |------|------|------|