[release-4.17] OCPNODE-2387: SCC: add UserNamespaceLevel field

[openshift-cherrypick-robot]

This is an automated cherry-pick of #1939

/assign haircommander

[openshift-ci-robot]

@openshift-cherrypick-robot: Ignoring requests to cherry-pick non-bug issues: OCPNODE-2387

In response to [this](https://github.com/openshift/api/pull/2010): >This is an automated cherry-pick of #1939 > >/assign haircommander Instructions for interacting with me using PR comments are available [here](https://prow.ci.openshift.org/command-help?repo=openshift%2Fapi). If you have questions or suggestions related to my behavior, please file an issue against the [openshift-eng/jira-lifecycle-plugin](https://github.com/openshift-eng/jira-lifecycle-plugin/issues/new) repository.

[openshift-ci[bot]]

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[openshift-ci[bot]]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: openshift-cherrypick-robot Once this PR has been reviewed and has the lgtm label, please assign bparees for approval. For more information see the Kubernetes Code Review Process.

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[haircommander]

/retest

[haircommander]

replaced by https://github.com/openshift/api/pull/2011

/close

[openshift-ci[bot]]

@haircommander: Closed this PR.

In response to [this](https://github.com/openshift/api/pull/2010#issuecomment-2310435619): >replaced by https://github.com/openshift/api/pull/2011 > >/close 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-sigs/prow](https://github.com/kubernetes-sigs/prow/issues/new?title=Prow%20issue:) repository.

[openshift-ci[bot]]

@openshift-cherrypick-robot: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/verify-crd-schema	e7c1178ed41bfcf91145b906f08a200ce74c7482	link	true	/test verify-crd-schema

Full PR test history. Your PR dashboard.

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-sigs/prow](https://github.com/kubernetes-sigs/prow/issues/new?title=Prow%20issue:) repository. I understand the commands that are listed [here](https://go.k8s.io/bot-commands).