Add prometheus kubernetes monitoring
- Add
nodeandpodmonitoring. - Update
gitlab.rbtemplate. - Extract
environmentlabel from pod names.
issue: https://gitlab.com/gitlab-org/omnibus-gitlab/issues/1936
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
node and pod monitoring.gitlab.rb template.environment label from pod names.issue: https://gitlab.com/gitlab-org/omnibus-gitlab/issues/1936