fix: add wait to code sample (#10544)

Co-authored-by: Sarah Rainsberger <[email protected]>

src/content/docs/en/guides/actions.mdx

@@ -702,7 +702,7 @@ import { actions } from 'astro:actions';
 
 const searchQuery = Astro.url.searchParams.get('search');
 if (searchQuery) {
-  const { data, error } = Astro.callAction(actions.findProduct, { query: searchQuery });
+  const { data, error } = await Astro.callAction(actions.findProduct, { query: searchQuery });
   // handle result
 }
 ---