Upgrade redis gem v5 - 2nd attempt

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/144300



Merged-by: Stan Hu <stanhu@gmail.com>
Approved-by: mo khan <mo@mokhan.ca>
Approved-by: Stan Hu <stanhu@gmail.com>
Approved-by: Adam Hegyi <ahegyi@gitlab.com>
Co-authored-by: Sylvester Chin <schin@gitlab.com>