feat(editor): Implement HTML sanitization for Notification and Message components (#4081)

* feat(editor): Implement HTML sanitization when using `dangerouslyUseHTMLString` option of Notification and Message components

* 🐛 Implement mechanism to allow for A href actions from locale strings

* 🐛 Prevent link action default

* ♻️ Use `xss` library instead of `sanitize-html` to handle sanitization

* 🔥 Remove `onLinkClick` functionality of `$showMessage`

packages/editor-ui/src/components/PageAlert.vue

@@ -7,6 +7,7 @@ import mixins from 'vue-typed-mixins';
 
 import { showMessage } from './mixins/showMessage';
 import { ElMessageComponent } from 'element-ui/types/message';
+import { sanitizeHtml } from '@/utils';
 
 export default mixins(
 	showMessage,
@@ -28,7 +29,7 @@ export default mixins(
 	},
 	mounted() {
 		this.alert = this.$showAlert({
-			message: this.message,
+			message: sanitizeHtml(this.message),
 			type: 'warning',
 			duration: 0,
 			showClose: true,