Pod creation is slow and events show x509 certificate is valid for "" not "api-int.cluster-name.cluster-domain" on Red Hat Openshift Container Platform 4 UPI.

Issue

• New pod creation is taking 5-10 minutes to complete
• The events of the namespace have the below "Warnings"

 Warning  FailedCreatePodSandBox  38m                  kubelet            Failed to create pod sandbox: rpc error: code = Unknown desc = failed to create pod network sandbox <sandbox-name>(0c11e155eba5e298abaa50366ac93728e0ec8ff01143bf2bcff3cfa319d7f055): error adding pod <namespace>_<pod-name> to CNI network "multus-cni-network": plugin type="multus" name="multus-cni-network" failed (add): Multus: [<namespace>/<pod-name>/892e93d7-8974-4cd0-9445-00562a3754e7]: error getting pod: Get "https://[api-int.cluster-name.cluster-domain"]:6443/api/v1/namespaces/<namespace>/pods/<pod-name>?timeout=1m0s": x509: certificate is valid for kubernetes, kubernetes.default, kubernetes.default.svc, kubernetes.default.svc.cluster.local, openshift, openshift.default, openshift.default.svc, openshift.default.svc.cluster.local, 172.30.0.1, not api-int.cluster-name.cluster-domain