Removing obsolete translate mixin

Modules/Core/Assets/js/mixins/Translate.js

-export default {
-    data() {
-        return {
-            translations: {},
-        };
-    },
-    methods: {
-        translate(namespace, name) {
-            return _.get(this.translations[namespace], name);
-        }
-    },
-    mounted() {
-        this.translations = window.AsgardCMS.translations;
-    }
-}