UX: remove word "likes" from first post

app/assets/javascripts/discourse/widgets/post-menu.js.es6

@@ -69,12 +69,11 @@ registerButton('like-count', attrs => {
     const title = attrs.liked
       ? count === 1 ? 'post.has_likes_title_only_you' : 'post.has_likes_title_you'
       : 'post.has_likes_title';
-    const contents = (attrs.post_number === 1) ? I18n.t("post.has_likes", { count }) : count;
 
     return { action: 'toggleWhoLiked',
       title,
       className: 'like-count highlight-action',
-      contents,
+      contents: count,
       titleOptions: {count: attrs.liked ? (count-1) : count }
     };
   }