Steps:

1. Log in to the back office
2. Click Create content from Quick actions
3. Mark some content items as bookmarked if bookmark list is empty
4. Click Bookmarks button
5. Click any content on bookmark list 
6. Click Remove from bookmarks

Actual result:

Content is unchecked but is still visible on the list, because it wasn't refreshed.

Expected result:

Content item disappears from the list right after clicking Remove from bookmarks.