docs: mention nuxt 4 in docs (#3024)

Author: robinscholz

packages/docs/ssr/nuxt.md

@@ -5,7 +5,7 @@
   title="Learn about SSR best practices"
 />
 
-Using Pinia with [Nuxt](https://nuxt.com/) is easier since Nuxt takes care of a lot of things when it comes to _server side rendering_. For instance, **you don't need to care about serialization nor XSS attacks**. Pinia supports Nuxt Bridge and Nuxt 3. For bare Nuxt 2 support, [see below](#nuxt-2-without-bridge).
+Using Pinia with [Nuxt](https://nuxt.com/) is easier since Nuxt takes care of a lot of things when it comes to _server side rendering_. For instance, **you don't need to care about serialization nor XSS attacks**. Pinia supports Nuxt Bridge, Nuxt 3 and Nuxt 4. For bare Nuxt 2 support, [see below](#nuxt-2-without-bridge).
 
 <RuleKitLink />