fix(workflow): align consolidate-evidence Finding fields (#114) (#117)

* feat(workflow): add consolidate-evidence scripts and support superseded status

* fix(workflow): align consolidate-evidence Finding fields (#114)

Emit the same review_case contract from both Python and PowerShell:
confidence, location, evidence_ids. Drop the ps1-only evidence_refs field.
Add a small alignment regression. Do not close #62.

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Co-authored-by: maxwang <wang.yuchi.312@gmail.com>