message: docs(IndexBar): fix repeated methods
diff: @@ -91,13 +91,7 @@ export default {
  | select | Emitted when an index is selected | _index: number \| string_ |
  | change | Emitted when active index changed | _index: number \| string_ |
  -### IndexAnchor Slots
  -
  -| Name | Description |
  -| ------- | ------------------------------------- |
  -| default | Anchor content, show index by default |
  -
  -### Methods
  +### IndexBar Methods
  Use [ref](https://v3.vuejs.org/guide/component-template-refs.html) to get IndexBar instance and call instance methods.
  @@ -105,6 +99,12 @@ Use [ref](https://v3.vuejs.org/guide/component-template-refs.html) to get IndexB
  | --- | --- | --- | --- |
  | scrollTo | scroll to target element | _index: number \| string_ | - |
  +### IndexAnchor Slots
  +
  +| Name | Description |
  +| ------- | ------------------------------------- |
  +| default | Anchor content, show index by default |
  +
  ### CSS Variables
  The component provides the following CSS variables, which can be used to customize styles. Please refer to [ConfigProvider component](#/en-US/config-provider).
  