pohly: Automated cherry pick of #104913: kube-controller-manager: properly check generic ephemeral

JobBuild
105038
09-15 12:10
82e3138d
09-15 12:08
pull-kubernetes-bazel-build 1438112524804296704
pull-kubernetes-bazel-test 1438112524842045440
pull-kubernetes-dependencies 1438112524879794176
pull-kubernetes-e2e-gce-100-performance 1438112524770742272
pull-kubernetes-e2e-gce-ubuntu-containerd 1438192885039108096 1438112524695244800
pull-kubernetes-e2e-kind 1438112524946903040
pull-kubernetes-integration 1438112524913348608
pull-kubernetes-node-e2e 1438112524724604928
pull-kubernetes-typecheck 1438112524980457472
pull-kubernetes-verify 1438112525018206208