doc: cleaning up install

Co-Authored-By: Claude <noreply@anthropic.com>

Author: harlan-zw

docs/content/1.getting-started/1.installation.md

@@ -11,7 +11,7 @@ Want to know why you need this module? Check out the [introduction](/docs/robots
 
 To get started with Nuxt Robots, you need to install the dependency and add it to your Nuxt config.
 
-:ModuleInstall{name="robots"}
+:ModuleInstall{name="robots" included-in="@nuxtjs/seo"}
 
 ## Verifying Installation