Create from dicts added to utils

[vakker]

I modified the k8s utils files to be able to create form dicts, not just yamls. Let me know what you think.

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[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: vakker
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We suggest the following additional approver: roycaihw

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[vakker]

/assign @roycaihw

[fejta-bot]

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[oz123]

@roycaihw this PR can be closed, since it's been implemented already.