fix markdown syntax in developer-spotlight/index.mdx (cloudflare#17565)

`[]()` not `()[]`

Author: fry69

src/content/docs/developer-spotlight/index.mdx

@@ -9,7 +9,7 @@ import { LinkTitleCard } from "~/components";
 
 Find examples of how our community of developers are getting the most out of our products.
 
-Applications are currently open until Thursday, the 24th of October 2024. To apply, please read the (application guide)[/developer-spotlight/application-guide/]
+Applications are currently open until Thursday, the 24th of October 2024. To apply, please read the [application guide](/developer-spotlight/application-guide/)
 
 ## View latest contributions