removed comma (#2283)

Co-authored-by: Joe Buono <[email protected]>

Author: joebuono

docs/src/pages/[platform]/components/tabs/demo.tsx

@@ -23,7 +23,7 @@ const propsToCode = (props) => {
   </TabItem>
   <TabItem title="Tab 2">
     Tab content #2
-  </TabItem>,
+  </TabItem>
   <TabItem title="Disabled" isDisabled={true}>
     Cannot click
   </TabItem>