[release-1.5] Bump controller-gen patch version

[k8s-infra-cherrypick-robot]

This is an automated cherry-pick of #1085

/assign cpanato

bump controller-gen patch version + manifests regeneration

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[k8s-ci-robot]

@k8s-infra-cherrypick-robot: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-cluster-api-provider-gcp-make-release-1-5	dfad71f	link	unknown	/test pull-cluster-api-provider-gcp-make-release-1-5

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