message: add filter docs
diff: @@ -99,6 +99,8 @@ Use a `SelectMenu.Filter` to add a filter UI to your select menu. Users are expe
  SelectMenu.Filter components get `COMMON` system props. Read our [System Props](/system-props) doc page for a full list of available props.
  ### Component Props
  +SelectMenu.Filter components receive all the props that the [TextInput](/TextInput) component gets.
  +
  | Name | Type | Default | Description |
  | :- | :- | :-: | :- |
  | value | String | | Users of this component must provide a value for the filter input that is managed in the consuming application |
  