[Style Guide] Update DashButton example

Author: pedrosousa

src/content/docs/style-guide/components/dash-button.mdx

@@ -19,7 +19,11 @@ import { DashButton } from "~/components";
 ```mdx live
 import { DashButton } from "~/components";
 
-<DashButton url="/?to=/:account/workers-and-pages" />
+1. In the Cloudflare dashboard, go to the **WAF** page.
+
+   <DashButton url="/?to=/:account/application-security/waf" />
+
+2. ...
 ```
 
 ## `<DashButton>` Props