Add real-time description and note edits to 9.2 release post
9.2 release post, https://gitlab.com/gitlab-com/www-gitlab-com/merge_requests/5551
- Real-time description edits, https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/10865
- Realt-time note edits, https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/10837
Edited by username-removed-892863