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This reverts commit f60c94fc16f81d220cfc32098cf518ae62afa99a. Reason for revert: This introduced a bug: https://cert-manager.io/docs/installation/upgrading/upgrading-0.15-0.16/#issue-with-older-versions-of-kubectl Older versions of kubectl will have issues with the nested CRDs. Change-Id: I322fc1382fe3d0a4517e4c7c5982ea50a721a1f7