Update packages/react-core/src/components/ExpandableSection/examples/ExpandableSectionWithHeading.tsx

Co-authored-by: Eric Olkowski <70952936+thatblindgeye@users.noreply.github.com>

Author: gitdallas

packages/react-core/src/components/ExpandableSection/examples/ExpandableSectionWithHeading.tsx

@@ -48,7 +48,7 @@ export const ExpandableSectionWithHeading = () => {
         <p>You can also use the detached variant with heading semantics:</p>
 
         <ExpandableSectionToggle
-          toggleWrapper="h3"
+          toggleWrapper="h5"
           toggleId="detached-heading-toggle"
           contentId="detached-heading-content"
           isExpanded={isExpandedDetached}