Bump release 1.27.0/0.21.0

[ruivieira]

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[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: christinaexyou

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[github-actions]

PR image build and manifest generation completed successfully!

📦 PR image: quay.io/trustyai/trustyai-service-operator-ci:e0a1b2abc8259eecb8b6cd03e1b9e720f7ca818f

🗂️ CI manifests

devFlags:
  manifests:
    - contextDir: config
      sourcePath: ''
      uri: https://api.github.com/repos/trustyai-explainability/trustyai-service-operator-ci/tarball/operator-e0a1b2abc8259eecb8b6cd03e1b9e720f7ca818f

[openshift-ci]

@ruivieira: 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
ci/prow/trustyai-service-operator-e2e	e0a1b2a	link	true	/test trustyai-service-operator-e2e

Full PR test history. Your PR dashboard.

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