Update react_static.md (#566)

src/pages/guides/react_static.md

@@ -61,18 +61,8 @@ export default new Router()
   // Prevent search engine bot(s) from indexing
   // Read more on: {{ DOCS_URL }}/guides/cookbook#blocking-search-engine-crawlers
   .noIndexPermalink()
-  .static('dist', ({ cache }) => {
-    cache({
-      edge: {
-        maxAgeSeconds: 60 * 60 * 60 * 365,
-        forcePrivateCaching: true,
-      },
-      browser: {
-        maxAgeSeconds: 0,
-        serviceWorkerSeconds: 60 * 60 * 24,
-      },
-    })
-  })
+  // Create serveStatic route for each file in the folder dist with a cache-control header of 's-maxage=315360000'
+  .static('dist')
 ```
 
 Refer to the [Routing](routing) guide for the full syntax of the `routes.js` file and how to configure it for your use case.