xieyanker: fix kubemark output error

JobBuild
85502
11-21 14:49
e16cc492
11-21 14:48
pull-kubernetes-bazel-build 1197527036499857412
pull-kubernetes-bazel-test 1197527036499857410
pull-kubernetes-conformance-kind-ipv6 1197527036525023232
pull-kubernetes-dependencies 1197527036499857413
pull-kubernetes-dependencies-canary 1197527036499857409
pull-kubernetes-e2e-gce 1197527036504051713
pull-kubernetes-e2e-gce-100-performance 1197527036487274496
pull-kubernetes-e2e-gce-device-plugin-gpu 1197527036512440320
pull-kubernetes-e2e-gce-rbe 1197527036525023233
pull-kubernetes-e2e-kind 1197527036499857411
pull-kubernetes-integration 1197527036504051712
pull-kubernetes-kubemark-e2e-gce-big 1197527036541800448
pull-kubernetes-node-e2e 1197527036474691584
pull-kubernetes-node-e2e-containerd 1197527036499857408
pull-kubernetes-typecheck 1197527036529217537
pull-kubernetes-verify 1197527036529217536