Fern Editor: Update

Author: fern-api[bot]

fern/products/docs/pages/component-library/default-components/accordion-groups.mdx

@@ -33,7 +33,7 @@ Accordion Groups allow you to organize content into collapsible sections, making
 </AccordionGroup>
 
 
-### Usage examples
+## Usage examples
 
 <Tabs>
 <Tab title="Example">