fix: explicitly import nuxt composables

Author: danielroe

src/runtime/ionic.ts

@@ -1,4 +1,5 @@
 import{IonicVue}from'@ionic/vue'
+import{defineNuxtPlugin}from'#imports'
 
 exportdefaultdefineNuxtPlugin(nuxtApp=>{
 nuxtApp.vueApp.use(IonicVue)

src/runtime/router.ts

@@ -4,6 +4,7 @@ import {
 createMemoryHistory,
 }from'@ionic/vue-router'
 
+import{defineNuxtPlugin}from'#imports'
 importroutesfrom'#build/routes'
 
 exportdefaultdefineNuxtPlugin(nuxtApp=>{