Received "unauthorized: authentication required" when is tried to pull an image from the internal registry after set containerRuntimeSearchRegistries in OpenShift 4

Issue

• After modifying the object image.config.openshift.io/cluster, adding image-registry.openshift-image-registry.svc:5000 inside {.spec.registrySources.containerRuntimeSearchRegistries[]}, pulling an image from the internal registry results in "unauthorized: authentication required"