Merge pull request #332 from rhmdnd/use-rhel-8-for-container-images

Use RHEL8 for building FIO container images in CI

Author: Vincent056

Dockerfile.ci

@@ -1,5 +1,5 @@
 # Step one: build file-integrity-operator
-FROM registry.ci.openshift.org/openshift/release:rhel-9-release-golang-1.19-openshift-4.13 AS builder
+FROM registry.ci.openshift.org/openshift/release:rhel-8-release-golang-1.19-openshift-4.13 AS builder
 USER root
 
 WORKDIR /go/src/github.com/openshift/file-integrity-operator