add kubetest2 staging project

[amwat]

Per https://github.com/kubernetes/k8s.io/tree/main/k8s.gcr.io#creating-staging-repos

fixes: #1818

/cc @spiffxp @BenTheElder

[spiffxp]

/approve
/lgtm

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: amwat, spiffxp

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [spiffxp]
• groups/OWNERS [spiffxp]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[amwat]

Is step 4 still manual ?

Once the PR merges:

ping @dims or @cblecker to create the necessary google group.
ping @thockin or @justinsb to run ensure-staging-storage.sh to create the staging repo.

/cc @dims @cblecker

/cc @thockin @justinsb

[spiffxp]

Uhhhh it is, let me run the script now

[spiffxp]

OK, done

# $ gcloud projects get-iam-policy k8s-staging-kubetest2
bindings:
- members:
  - serviceAccount:[email protected]
  - serviceAccount:[email protected]
  - serviceAccount:[email protected]
  role: roles/cloudbuild.builds.builder
- members:
  - group:[email protected]
  role: roles/cloudbuild.builds.editor
- members:
  - serviceAccount:[email protected]
  role: roles/cloudbuild.serviceAgent
- members:
  - serviceAccount:[email protected]
  role: roles/containeranalysis.ServiceAgent
- members:
  - serviceAccount:k8s-infra-gcr-vuln-scanning@k8s-artifacts-prod.iam.gserviceaccount.com
  role: roles/containeranalysis.occurrences.viewer
- members:
  - serviceAccount:[email protected]
  role: roles/containerregistry.ServiceAgent
- members:
  - serviceAccount:service-4886069902@gcp-sa-containerscanning.iam.gserviceaccount.com
  role: roles/containerscanning.ServiceAgent
- members:
  - user:[email protected]
  role: roles/owner
- members:
  - group:[email protected]
  role: roles/serviceusage.serviceUsageConsumer
- members:
  - group:[email protected]
  - group:[email protected]
  role: roles/viewer
etag: BwW-TFApFNg=
version: 1

[amwat]

Thanks Aaron!