fix typo

[zjj2wry]

What this PR does / why we need it:

Which issue this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close that issue when PR gets merged): fixes #

Special notes for your reviewer:

Release note:

[k8s-ci-robot]

Hi @zjj2wry. Thanks for your PR.

I'm waiting for a kubernetes member to verify that this patch is reasonable to test. If it is, they should reply with @k8s-bot ok to test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.

[cblecker]

@k8s-bot ok to test
/release-note-none
/lgtm

[cblecker]

@k8s-bot gce etcd3 e2e test this

[cblecker]

/assign @bprashanth
/unassign @mwielgus @DirectXMan12

[zjj2wry]

/assign @bprashanth

[cblecker]

ping @bprashanth for approval

[zjj2wry]

@thockin mind give an approval ? I think bprashanth is quite busy recently

[thockin]

/lgtm

[thockin]

/approve

[k8s-github-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: cblecker, thockin, zjj2wry

Needs approval from an approver in each of these OWNERS Files:

• pkg/controller/OWNERS [thockin]

You can indicate your approval by writing /approve in a comment
You can cancel your approval by writing /approve cancel in a comment

[k8s-github-robot]

@k8s-bot test this [submit-queue is verifying that this PR is safe to merge]

[k8s-github-robot]

Automatic merge from submit-queue (batch tested with PRs 45891, 46147)

[k8s-ci-robot]

@zjj2wry: The following test(s) failed:

Test name	Commit	Details	Rerun command
pull-kubernetes-federation-e2e-gce	33bcb78	link	@k8s-bot pull-kubernetes-federation-e2e-gce test this
pull-kubernetes-e2e-gce-etcd3	33bcb78	link	@k8s-bot pull-kubernetes-e2e-gce-etcd3 test this

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.