fix: e2e tests are configured with project's nuxt.config (#670)

Author: Juice10

packages/cna-template/template/frameworks/ava/test/e2e/index.spec.js

@@ -1,18 +1,19 @@
 import { resolve } from 'path'
 import test from 'ava'
 import { Nuxt, Builder } from 'nuxt'
+import config from '../../nuxt.config'
 
 // We keep the nuxt and server instance
 // So we can close them at the end of the test
 let nuxt = null
 
 // Init Nuxt.js and create a server listening on localhost:4000
 test.before(async () => {
-  const config = {
+  nuxt = new Nuxt({
+    ...config,
     dev: false,
     rootDir: resolve(__dirname, '../../')
-  }
-  nuxt = new Nuxt(config)
+  })
   await new Builder(nuxt).build()
   await nuxt.server.listen(4000, 'localhost')
 }, 30000)