Updating openshift-enterprise-console-operator-container image to be consistent with ART

Reconciling with https://github.com/openshift/ocp-build-data/tree/4022cd290f00a44d667dda03f2d78d84a488c7ed/images/openshift-enterprise-console-operator.yml

Author: AOS Automation Release Team

.ci-operator.yaml

@@ -1,4 +1,4 @@
 build_root_image:
   name: release
   namespace: openshift
-  tag: rhel-8-release-golang-1.20-openshift-4.15
+  tag: rhel-9-release-golang-1.21-openshift-4.16

Dockerfile.rhel7

@@ -1,10 +1,10 @@
-FROM registry.ci.openshift.org/ocp/builder:rhel-8-golang-1.20-openshift-4.15 AS builder
+FROM registry.ci.openshift.org/ocp/builder:rhel-9-golang-1.20-openshift-4.16 AS builder
 WORKDIR /go/src/github.com/openshift/console-operator
 COPY . .
 ENV GO_PACKAGE github.com/openshift/console-operator
 RUN go build -ldflags "-X $GO_PACKAGE/pkg/version.versionFromGit=$(git describe --long --tags --abbrev=7 --match 'v[0-9]*')" -tags="ocp" -o console ./cmd/console
 
-FROM registry.ci.openshift.org/ocp/4.15:base
+FROM registry.ci.openshift.org/ocp/4.16:base-rhel9
 RUN useradd console-operator
 USER console-operator
 COPY --from=builder /go/src/github.com/openshift/console-operator/console /usr/bin/console