Merged requested to merge 2302-environment-specific-variables into master
What does this MR do?
Implement environment-specific variables
Screenshots (if relevant)
Does this MR meet the acceptance criteria?
Changelog entry added, if necessary
API support added
Added for this feature/bug
Update doc to be consistent with protected_branches/tags
Decide if we should go with
Backport to CE
What are the relevant issue numbers?
Closes #2302 (closed)