fix(docs): Correct breadcrumbs typo (#4682)

Author: fredboyle

ui/components/breadcrumbs/docs.mdx

@@ -30,7 +30,7 @@ Place the breadcrumb in a `nav` element with `role="navigation"`. The `nav` elem
 The overflow menu breadcrumbs variant is a composition of the overflow menu with actions example of the menus component and breadcrumbs component. To implement this, include the overflow menu as the first `<li>` in the breadcrumb component. In order to vertically align all of the breadcrumb items to the center, add the `slds-grid_vertical-align-center` class to the `<ol>`.
 
 <CodeView demoStyles="height: 150px;">
-  {getDisplayElementById(Breadcrumbs.states, 'overflow-breadcrumbs')}
+  {getDisplayElementById(Breadcrumbs.states, 'breadcrumbs-overflow')}
 </CodeView>
 
 ## Styling Hooks Overview