chore(ci): Remove trivy - Manifests

[sameerdattav]

Removing trivy action - as instructed by @andreyvelich following kubeflow/katib#2644

[github-actions]

Welcome to the Kubeflow Manifests Repository

Thanks for opening your first PR. Your contribution means a lot to the Kubeflow community.

Before making more PRs:
Please ensure your PR follows our Contributing Guide.
Please also be aware that many components are synchronizes from upstream via the scripts in /scripts.
So in some cases you have to fix the problem in the upstream repositories first, but you can use a PR against kubeflow/manifests to test the platform integration.

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• CNCF Slack channels: https://www.kubeflow.org/docs/about/community/#kubeflow-slack-channels
• Community meetings: https://www.kubeflow.org/docs/about/community/

Thanks again for helping to improve Kubeflow.

[Copilot]

Pull request overview

This PR removes the GitHub Actions workflow that performed image extraction and Trivy-based vulnerability scanning for the kubeflow/manifests repository, aligning with the referenced instruction to drop this action.

Changes:

• Deleted .github/workflows/trivy.yaml, removing the CI job that installed kustomize/trivy/python and ran tests/trivy_scan.py.
• Eliminated artifact upload of trivy_scanned_results from CI.

[juliusvonkohout]

Hello, this action is self-written. Why do you want to remove it ? Is the binary affected ?

[juliusvonkohout]

/hold

[andreyvelich]

Hello, this action is self-written. Why do you want to remove it ? Is the binary affected ?

@juliusvonkohout Please check the Slack security thread.

[juliusvonkohout]

/lgtm
/approve

[juliusvonkohout]

/unhold

[juliusvonkohout]

/hold
Again. With 0.69.3 considered safe and immutable releases

[juliusvonkohout]

Ok but as discussed with the cncf supply chain guy
/lgtm
/approve
/unhold

[google-oss-prow]

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