renderer: use alias for import

src/renderer/plugins/i18n.js

@@ -1,7 +1,7 @@
 import { createI18n } from 'vue-i18n'
-import en from '../locales/en.json'
-import ko from '../locales/ko.json'
-import Utils from '../utils'
+import en from '@/renderer/locales/en.json'
+import ko from '@/renderer/locales/ko.json'
+import Utils from '@/renderer/utils'
 
 export default createI18n({
   legacy: false,