feat(workshop): add Artifact Provenance Auditor solution

- Implement functions for provenance reconciliation (basic JavaScript only)
- Add mergeProvenance function for combining curator records
- Implement detectConflicts for identifying divergent records
- Add applyPriorityRules with lead curator override support
- Include renderAuditReport for text summaries
- Provide comprehensive test datasets and examples
- Uses only basic JavaScript: functions, objects, arrays, loops
- No classes, Map, JSON.stringify, Object.keys, or Date methods

Addresses Issue #64121: Artifact Provenance Records Workshop

Author: Andrew Johnson