docs: use new nuxi module add command in installation (#41)

README.md

@@ -93,9 +93,7 @@ Keep in mind, **this is a hacky solution**. Until Google can recognise progressi
 If you're using Nuxt 2.x, please follow the docs on the [v0 branch](https://github.com/harlan-zw/nuxt-delay-hydration/tree/v0). ⚠️ Nuxt 2 is deprecated and won't receive support.
 
 ```bash
-yarn add -D nuxt-delay-hydration
-# npm i -D nuxt-delay-hydration
-# pnpm add -D nuxt-delay-hydration
+npx nuxi@latest module add delay-hydration
 ```
 
 _Requirement: Progressively enhanced SSR or SSG Nuxt app._