filemanager: Only init vue app after we fetch language files to avoid UI shaking

filemanager/src/main.js

@@ -65,7 +65,6 @@ const i18n = createI18n({
       i18n.global.locale.value = locale;
     }
   }
-})();
 
   const app = createApp(App);
 
@@ -75,3 +74,4 @@ app.use(PrimeVue, { ripple: true });
   app.use(ConfirmationService);
 
   app.mount('#app');
+})();