chore: Remove emojione, cleanup styles (#1232)

* chore: Remove `emojione`, cleanup styles

* Move size to variables

* Remove unused categories

app/javascript/dashboard/components/widgets/conversation/Message.vue

@@ -49,7 +49,6 @@
 </template>
 <script>
 import messageFormatterMixin from 'shared/mixins/messageFormatterMixin';
-import getEmojiSVG from '../emoji/utils';
 import timeMixin from '../../../mixins/time';
 import BubbleText from './bubble/Text';
 import BubbleImage from './bubble/Image';
@@ -141,9 +140,6 @@ export default {
       };
     },
   },
-  methods: {
-    getEmojiSVG,
-  },
 };
 </script>
 <style lang="scss">