Merge branch 'fzimmer-master-patch-79593' into 'master'

Changed Zero downtime warning to note

See merge request gitlab-org/omnibus-gitlab!3715

doc/update/README.md

@@ -205,10 +205,6 @@ step to find the current GitLab version and then follow the steps in
 ## Zero downtime updates
-DANGER: **Danger:**
-Zero downtime updates **do not work** when updating from 12.0.x to any 12.1 release prior to `12.1.11`.
-If you depend on zero downtime updates and have any concerns, please [contact support](https://about.gitlab.com/support/).
-
 NOTE: **Note:**
 This is only available in GitLab 9.1.0 or newer. Skipping restarts during reconfigure with `/etc/gitlab/skip-auto-reconfigure` was added in [version 10.6](https://gitlab.com/gitlab-org/omnibus-gitlab/merge_requests/2270). If running a version prior to 10.6, you will need to create `/etc/gitlab/skip-auto-migrations`.