[Automated] Update actions

[knative-automation]

Produced via:

# meta: knative/.github
# main: google/go-containerregistry
cp $(find "${GITHUB_WORKSPACE}/meta/workflow-templates" -type f -name '*.yaml') \
  "${GITHUB_WORKSPACE}/main/.github/workflows/"

Justification, Sync the new releasability workflow -mattmoor
/cc @jonjohnsonjr @imjasonh @mattmoor
/assign @jonjohnsonjr @imjasonh @mattmoor

[imjasonh]

okay