Upgrade CNRM from 1.15 to 1.27.2

[jlewi]

Related to GoogleCloudPlatform/kubeflow-distribution#143

/assign @subodh101
/assign @Bobgy

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In response to this:

Related to GoogleCloudPlatform/kubeflow-distribution#143

/assign @subodh101
/assign @Bobgy

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[kubeflow-bot]

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[Bobgy]

Thanks!
/Lgtm