chore(dev): remove duplicate uphead

packages/vuetify/dev/index.js

@@ -1,7 +1,6 @@
 import vuetify from './vuetify'
 import App from './App.vue'
 
-import { createHead } from '@unhead/vue'
 import { routes } from './router'
 import viteSSR from 'vite-ssr/vue'
 
@@ -12,12 +11,6 @@ import { fas } from '@fortawesome/free-solid-svg-icons'
 library.add(fas)
 
 export default viteSSR(App, { routes }, ({ app }) => {
-  const head = createHead()
-
-  // app.config.performance = true
-  app.use(head)
   app.use(vuetify)
   app.component('FontAwesomeIcon', FontAwesomeIcon)
-
-  return { head }
 })