make email editor compatible with vue 2 and 3

Author: mafnankhan

src/components/index.js

@@ -1,13 +1,8 @@
-import Vue from 'vue';
 import EmailEditor from './EmailEditor.vue';
 
 const Components = {
   EmailEditor,
 };
 
-Object.keys(Components).forEach((name) => {
-  Vue.component(name, Components[name]);
-});
-
 export { EmailEditor };
 export default Components;