Updating multus-networkpolicy images to be consistent with ART

Reconciling with https://github.com/openshift/ocp-build-data/tree/e18d948b6ec9fc99c368102cffc1eea0c01f5765/images/multus-networkpolicy.yml

.ci-operator.yaml

@@ -1,4 +1,4 @@
 build_root_image:
   name: release
   namespace: openshift
-  tag: rhel-8-release-golang-1.19-openshift-4.13
+  tag: rhel-8-release-golang-1.19-openshift-4.14

Dockerfile.openshift

@@ -1,12 +1,12 @@
 # This dockerfile is specific to building Multus for OpenShift
-FROM registry.ci.openshift.org/ocp/builder:rhel-8-golang-1.19-openshift-4.13 AS build
+FROM registry.ci.openshift.org/ocp/builder:rhel-8-golang-1.19-openshift-4.14 AS build
 
 # Add everything
 ADD . /usr/src/multi-networkpolicy-iptables
 WORKDIR /usr/src/multi-networkpolicy-iptables
 RUN go build ./cmd/multi-networkpolicy-iptables/
 
-FROM registry.ci.openshift.org/ocp/4.13:base
+FROM registry.ci.openshift.org/ocp/4.14:base
 RUN dnf install -y iptables
 COPY --from=build /usr/src/multi-networkpolicy-iptables/multi-networkpolicy-iptables /usr/bin
 WORKDIR /usr/bin