renderer: fix i18n is not load correctly

src/renderer/plugins/i18n.js

@@ -1,5 +1,13 @@
+import { createI18n } from 'vue-i18n'
 import en from '../../locales/en.json'
 
-export default {
-  en
-}
+// eslint-disable-next-line new-cap
+export default createI18n({
+  legacy: false,
+  locale: 'en',
+  fallbackLocale: 'en',
+  globalInjection: true,
+  messages: {
+    en
+  }
+})