Add setting to control Rails.application.config.hosts
What does this MR do?
Counterpart of omnibus-gitlab!5057 (merged).
Allow users to set Rails.application.config.hosts to mitigate host header poisoning attacks.
Screenshots (strongly suggested)
Does this MR meet the acceptance criteria?
Conformity
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Separation of EE specific content
Availability and Testing
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Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process. -
Tested in all supported browsers -
Informed Infrastructure department of a default or new setting change, if applicable per definition of done
Security
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