Updating ose-installer-container image to be consistent with ART

Reconciling with https://github.com/openshift/ocp-build-data/tree/87c1a03157f82958c25ea25b2134dfbaea19bcee/images/ose-installer.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-8-release-golang-1.20-openshift-4.16

images/installer/Dockerfile.ci

@@ -1,9 +1,9 @@
 # This Dockerfile is used by CI to publish the installer image.
 # It builds an image containing only the openshift-install.
 
-FROM registry.ci.openshift.org/ocp/4.15:installer-terraform-providers as providers
+FROM registry.ci.openshift.org/ocp/4.16:installer-terraform-providers AS providers
 
-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-8-golang-1.20-openshift-4.16 AS builder
 ARG TAGS=""
 WORKDIR /go/src/github.com/openshift/installer
 COPY . .
@@ -12,7 +12,7 @@ RUN DEFAULT_ARCH="$(go env GOHOSTARCH)" hack/build.sh
 RUN go run -mod=vendor hack/build-coreos-manifest.go
 
 
-FROM registry.ci.openshift.org/ocp/4.15:base
+FROM registry.ci.openshift.org/ocp/4.16: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/bin/manifests/ /manifests/
 RUN mkdir /output && chown 1000:1000 /output