Draft: Revert "Merge branch 'sc1-redis-gem-upgrade-3rd-try' into 'master'"

What does this MR do and why?

This is a standby revert as part of the change management issue: gitlab-com/gl-infra/production#17640 (comment 1790614061)

Revert "Merge branch 'sc1-redis-gem-upgrade-3rd-try' into 'master'"

This reverts merge request !145203 (merged)

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