examples: update vuetify to use vuetify loader (#4263)

[skip ci]

examples/with-vuetify/nuxt.config.js

@@ -1,3 +1,5 @@
+import VuetifyLoaderPlugin from 'vuetify-loader/lib/plugin'
+
 export default {
   /*
   ** Head elements
@@ -14,7 +16,9 @@ export default {
   },
 
   build: {
-    extractCSS: true
+    plugins: [new VuetifyLoaderPlugin()],
+    extractCSS: true,
+    transpile: ['vuetify/lib']
   },
   /*
   ** Load Vuetify into the app

examples/with-vuetify/package.json

@@ -2,7 +2,8 @@
   "name": "example-with-vuetify",
   "dependencies": {
     "nuxt-edge": "latest",
-    "vuetify": "latest"
+    "vuetify": "latest",
+    "vuetify-loader": "latest"
   },
   "scripts": {
     "dev": "nuxt",

examples/with-vuetify/plugins/vuetify.js

@@ -1,5 +1,5 @@
 import Vue from 'vue'
-import Vuetify from 'vuetify'
+import Vuetify from 'vuetify/lib'
 import colors from 'vuetify/es5/util/colors'
 
 // You can also specify those components you are going to use for "a la carte" build: