IR-341: bump openshift/api

[flavianmissi]

this time taking care to consistently use the same k8s version

[openshift-ci-robot]

@flavianmissi: This pull request references IR-341 which is a valid jira issue.

In response to [this](https://github.com/openshift/image-registry/pull/359): >this time taking care to consistently use the same k8s version Instructions for interacting with me using PR comments are available [here](https://git.k8s.io/community/contributors/guide/pull-requests.md). If you have questions or suggestions related to my behavior, please file an issue against the [kubernetes/test-infra](https://github.com/kubernetes/test-infra/issues/new?title=Prow%20issue:) repository.

[flavianmissi]

This is an internal change only. /label px-approved /label docs-approved

[dmage]

/lgtm

[openshift-ci[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: dmage, flavianmissi

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Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/openshift/image-registry/blob/master/OWNERS)~~ [dmage,flavianmissi] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[wewang58]

/label qe-approved

[openshift-ci[bot]]

@flavianmissi: all tests passed!

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Instructions for interacting with me using PR comments are available [here](https://git.k8s.io/community/contributors/guide/pull-requests.md). If you have questions or suggestions related to my behavior, please file an issue against the [kubernetes/test-infra](https://github.com/kubernetes/test-infra/issues/new?title=Prow%20issue:) repository. I understand the commands that are listed [here](https://go.k8s.io/bot-commands).