[Doc] update changelog

packages/tree-select/en-US.md

@@ -48,7 +48,7 @@ export default {
 #### API
 
 | Attribute | Description | Type | Default |
-|-----------|-----------|-----------|-------------|
+|------|------|------|------|
 | items | Required datasets for the component, see Data Structure for detail. | `Array` | `[]` |
 | height | Height (px) | `Number` | `300` |
 | main-Active-index | The index of selected parent node | `Number` | `0` |
@@ -57,7 +57,7 @@ export default {
 #### Event
 
 | Event | Description | Arguments |
-|-----------|-----------|-----------|
+|------|------|------|
 | navclick | triggered when parent node is selected |  index: index of selected parent |
 | itemclick | triggered when item is selected | data: selected item |