Updating ose-baremetal-installer images to be consistent with ART

Reconciling with https://github.com/openshift/ocp-build-data/tree/691e628254f318ce56efda5edc7448ec743c37b8/images/ose-baremetal-installer.yml

images/baremetal/Dockerfile.ci

@@ -1,15 +1,15 @@
 # This Dockerfile is a used by CI to publish an installer image
 # It builds an image containing openshift-install.
 
-FROM registry.ci.openshift.org/ocp/builder:rhel-8-golang-1.16-openshift-4.8 AS builder
+FROM registry.ci.openshift.org/ocp/builder:rhel-8-golang-1.16-openshift-4.9 AS builder
 RUN yum install -y libvirt-devel-6.0.0 && \
     yum clean all && rm -rf /var/cache/yum/*
 WORKDIR /go/src/github.com/openshift/installer
 COPY . .
 RUN TAGS="libvirt baremetal" hack/build.sh
 
 
-FROM registry.ci.openshift.org/ocp/4.8:base
+FROM registry.ci.openshift.org/ocp/4.9:base
 COPY --from=builder /go/src/github.com/openshift/installer/bin/openshift-install /bin/openshift-install
 COPY --from=builder /go/src/github.com/openshift/installer/data/data/rhcos.json /var/cache/