chymy: kubeadm: remove unused ImagesPull

JobBuild
110141
05-20 02:58
525b8cc4
05-20 02:56
pull-kubernetes-conformance-kind-ga-only-parallel 1527567106621575168 1527483383473508352
pull-kubernetes-dependencies 1527567106407665664 1527483383272181760
pull-kubernetes-e2e-gce-100-performance 1527567106743209984 1527483383586754560
pull-kubernetes-e2e-gce-ubuntu-containerd 1527584535720497152 1527567106449608704 1527483383305736192
pull-kubernetes-e2e-kind 1527567106537689088 1527483383389622272
pull-kubernetes-e2e-kind-ipv6 1527567106575437824 1527483383431565312
pull-kubernetes-integration 1527567106491551744 1527483383343484928
pull-kubernetes-node-e2e-containerd 1527567106688684032 1527483383540617216
pull-kubernetes-typecheck 1527567106780958720 1527483383624503296
pull-kubernetes-unit 1527567106655129600 1527483383511257088
pull-kubernetes-verify 1527567108085387264 1527483384954097664
pull-kubernetes-verify-govet-levee 1527567107246526464 1527483384123625472