Fix announcement content not showing properly

src/components/announcement/announcement.js

@@ -1,10 +1,12 @@
 import { mapState } from 'vuex'
 import AnnouncementEditor from '../announcement_editor/announcement_editor.vue'
+import RichContent from '../rich_content/rich_content.jsx'
 import localeService from '../../services/locale/locale.service.js'
 
 const Announcement = {
   components: {
-    AnnouncementEditor
+    AnnouncementEditor,
+    RichContent
   },
   data () {
     return {