Cherry-pick env variable fix into 15-11-stable-ee
What does this MR do and why?
Cherry pick !120552 (merged) into 15-11-stable-ee branch to fix it. It should mitigate incident gitlab-org/release/tasks#5721 (closed)
Unset environment variables set in CI but used in tests
(cherry picked from commit 3bd05094)
MR acceptance checklist
This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.
-
I have evaluated the MR acceptance checklist for this MR.