NO-ISSUE: building image with better caching

[eifrach]

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[openshift-ci-robot]

@eifrach: This pull request explicitly references no jira issue.

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[openshift-ci]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[eifrach]

/test images
/test lint

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: eifrach

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