docs: fix custom server link in adapter-node compressing responses se…

…ction (#12033)

documentation/docs/25-build-and-deploy/40-adapter-node.md

@@ -36,7 +36,7 @@ Development dependencies will be bundled into your app using [Rollup](https://ro
 
 You will typically want to compress responses coming from the server. If you are already deploying your server behind a reverse proxy for SSL or load balancing, it typically results in better performance to also handle compression at that layer since Node.js is single-threaded.
 
-However, if you're building a [#custom-server](custom server) and do want to add a compression middleware there, note that we would recommend using [`@polka/compression`](https://www.npmjs.com/package/@polka/compression) since SvelteKit streams responses and the more popular `compression` package does not support streaming and may cause errors when used.
+However, if you're building a [custom server](#custom-server) and do want to add a compression middleware there, note that we would recommend using [`@polka/compression`](https://www.npmjs.com/package/@polka/compression) since SvelteKit streams responses and the more popular `compression` package does not support streaming and may cause errors when used.
 
 ## Environment variables