capdo: add experimental job to use boskos to be able to push temporary container images

[cpanato]

in order to test the cluster-api api upgrades, we need to push the capdo-controller to the registry and that need to be available to pull.

Looks like we can push temporary images when using boskos (https://kubernetes.slack.com/archives/C09QZ4DQB/p1637516130115600) but not sure

this is needed by the WIP work here kubernetes-sigs/cluster-api-provider-digitalocean#282

/assign @spiffxp

[spiffxp]

/approve
/lgtm

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

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

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[k8s-ci-robot]

@cpanato: Updated the job-config configmap in namespace default at cluster test-infra-trusted using the following files:

• key cluster-api-provider-digitalocean-presubmits.yaml using file config/jobs/kubernetes-sigs/cluster-api-provider-digitalocean/cluster-api-provider-digitalocean-presubmits.yaml

In response to this:

in order to test the cluster-api api upgrades, we need to push the capdo-controller to the registry and that need to be available to pull.

Looks like we can push temporary images when using boskos (https://kubernetes.slack.com/archives/C09QZ4DQB/p1637516130115600) but not sure

this is needed by the WIP work here kubernetes-sigs/cluster-api-provider-digitalocean#282

/assign @spiffxp

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