feat: remove Vuelidate usage

app/javascript/packs/survey.js

@@ -1,5 +1,4 @@
 import Vue from 'vue';
-import Vuelidate from 'vuelidate';
 import VueI18n from 'vue-i18n';
 import App from '../survey/App.vue';
 import i18n from '../survey/i18n';
@@ -7,7 +6,6 @@ import store from '../survey/store';
 import { emitter } from 'shared/helpers/mitt';
 
 Vue.use(VueI18n);
-Vue.use(Vuelidate);
 
 const i18nConfig = new VueI18n({
   locale: 'en',