Revert "chore(deps): update redis docker tag to v7.4.2 (#803)"

This reverts commit d34efd1.

Different Redis versions in the same cluster must be avoided. Before
upgrading to 7.4, we must implement some checks to avoid different
versions in the same cluster.

Author: DavidePrincipi

core/build-image.sh

@@ -91,7 +91,7 @@ buildah rm "${container}"
 images+=("${repobase}/${reponame}")
 
 echo "Building the Redis image..."
-container=$(buildah from docker.io/library/redis:7.4.2-alpine)
+container=$(buildah from docker.io/library/redis:7.2.3-alpine)
 reponame="redis"
 # Reset upstream volume configuration: it is necessary to modify /data contents with our .conf file.
 buildah config --volume=/data- "${container}"