Minor frontend build fix

Imports from Vue aren't required in Nuxt. Plus HeroIcons require transpiling to ensure they're available after build.

Author: turukawa

{{cookiecutter.project_slug}}/frontend/components/layouts/default/Footer.vue

@@ -18,8 +18,6 @@
 </template>
 
 <script setup lang="ts">
-import { defineComponent, h } from "vue"
-
 const siteName: String = "Your Company, Inc"
 
 const footerNavigation = {

{{cookiecutter.project_slug}}/frontend/nuxt.config.ts

@@ -63,5 +63,8 @@ export default defineNuxtConfig({
             tailwindcss: {},
             autoprefixer: {},
         },
+    },
+    build: {
+      transpile: ['@heroicons/vue']
     }
 })