[Meta] Path to GA for Omnibus GitLab HA

This is a tracking issue for the work we need to do to complete make HA for Omnibus GitLab generally available

• Improve HA configuration of GitLab: #2452 (closed)
• Automated failover: #2571 (closed)
• Documentation: #2572 (closed), #2825 (closed)

General HA issues: https://gitlab.com/gitlab-org/omnibus-gitlab/issues?scope=all&utf8=✓&state=opened&label_name[]=HA

changed title from Omnibus GitLab Highly Available to [Meta] Omnibus GitLab Highly Available

changed title from [Meta] Omnibus GitLab Highly Available to [Meta] Path to GA for Omnibus GitLab HA

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added HA label

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closed

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