Fix CoreOS image mirroring to use ocp-priv namespace

[fgallott]

Test Platform moved from ocp-private to ocp-priv, causing build-sync-konflux to fail when tagging CoreOS images for private CI.

Summary by CodeRabbit

• Bug Fixes
  • Updated private CI image tagging to use the correct ocp-priv image stream and namespace.
  • Improved related logging to accurately reflect the updated destination.

[joepvd]

/lgtm

[openshift-ci]

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[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Repository: openshift-eng/coderabbit/.coderabbit.yaml

Review profile: CHILL

Plan: Enterprise

Run ID: fa11594a-8ce1-4a4e-bd51-c2487d1bc32b

📥 Commits

Reviewing files that changed from the base of the PR and between 80d2c9d and b1f5f88.

📒 Files selected for processing (1)

• pyartcd/pyartcd/pipelines/build_sync.py

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Walkthrough

Changes

Private CI tagging

Layer / File(s)	Summary
Update private CI target pyartcd/pyartcd/pipelines/build_sync.py	The private CI tagging branch now targets ocp-priv and updates its log message; the remaining command structure is unchanged.

Estimated code review effort: 1 (Trivial) | ~2 minutes

Suggested reviewers: locriandev

🚥 Pre-merge checks | ✅ 9 | ❌ 2

❌ Failed checks (2 warnings)

Check name	Status	Explanation	Resolution
Docstring Coverage	⚠️ Warning	Docstring coverage is 0.00% which is insufficient. The required threshold is 80.00%.	Write docstrings for the functions missing them to satisfy the coverage threshold.
Ai-Attribution	⚠️ Warning	HEAD commit credits Claude via Co-Authored-By, but no Assisted-by or Generated-by trailer is present.	Replace AI attribution with a Red Hat-style Assisted-by or Generated-by trailer, and remove Co-Authored-By for the AI tool.

✅ Passed checks (9 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly summarizes the main change: switching CoreOS image mirroring to the ocp-priv namespace.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
No-Weak-Crypto	✅ Passed	The only change is an imagestream namespace rename; no MD5/SHA1/DES/RC4/3DES/Blowfish/ECB or token comparisons are present.
Container-Privileges	✅ Passed	PR only changes a Python imagestream namespace string; no container/K8s manifests or privilege-related settings were added or modified.
No-Sensitive-Data-In-Logs	✅ Passed	The only log change renames ocp-private to ocp-priv; it doesn't add secrets, tokens, PII, or hostnames.
No-Hardcoded-Secrets	✅ Passed	The only code changes are ocp-private→ocp-priv namespace literals; no hardcoded secrets, base64 blobs, or credential-bearing strings were added.
No-Injection-Vectors	✅ Passed	Only a literal namespace/log string changed; commands still go through cmd_gather_async/create_subprocess_exec, with no new eval/shell/pickle/YAML/HTML sinks.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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