This change replaces Redis with Valkey, which is non-existent
on Rocky Linux 10 / CentOS Stream 10 due to licensing issues.

Co-Authored-By: Bartosz Bezak <bartosz@stackhpc.com>
Co-Authored-By: Michal Nasiadka <mnasiadka@gmail.com>

Change-Id: Ifcc6ec6e943c20867d969b0bdb0e4cbac53eea1e
Signed-off-by: Grzegorz Koper <grzegorzk@stackhpc.com>
Signed-off-by: Bartosz Bezak <bartosz@stackhpc.com>
Signed-off-by: Michal Nasiadka <mnasiadka@gmail.com>