docs: sync runtime intelligence status

[hyeokjun32]

Summary

• Update the canonical pipeline status docs to mention the merged Runtime Intelligence operation risk rollup chain.
• Add the same status to the final validation completion pass without changing JSON contracts or ownership boundaries.

Validation

• git diff --check
• poetry run inferedgelab portfolio-demo-check
• PYTHONDONTWRITEBYTECODE=1 poetry run python3 -m pytest tests/test_runtime_intelligence_evidence_chain_smoke.py tests/test_runtime_intelligence_bundle_manifest.py tests/test_runtime_intelligence_artifact_gate.py tests/test_runtime_intelligence_ci_template.py -q -p no:cacheprovider