validations.go fails to build/vet now (logging formatting bug)

[G-Harmon]

See, e.g., https://gubernator.k8s.io/build/kubernetes-jenkins/pr-logs/pull/GoogleCloudPlatform_k8s-multicluster-ingress/206/pull-kubernetes-multicluster-ingress-test/274/
W1030 23:10:49.953] app/kubemci/pkg/validations/validations.go:186: Verbose.Infof call has arguments but no formatting directives
which is:
glog.V(2).Infof("Got version: major:", major, "minor:", minor, "patch:", patch)