Add HIPAA RSP evidence fixtures

[DENGXUELIN]

/claim #1657

Summary

• Adds a recognized security practices evidence overlay for HITECH Section 13412 with HIPAA-RSP-01 through HIPAA-RSP-08.
• Requires prior-12-month operating evidence, practice-set mapping, ePHI risk-analysis linkage, scope coverage, exceptions, continuity evidence, and an OCR-ready evidence index.
• Adds skill-local vulnerable and benign fixtures for policy-only post-incident RSP claims versus a dated OCR-ready 12-month evidence package.

Validation

• git diff --check origin/main...HEAD
• git merge-tree --write-tree origin/main HEAD
• Markdown fence balance check
• Added-line ASCII check
• Marker check for HIPAA-RSP-01 through HIPAA-RSP-08 and Recognized Security Practices Evidence Status
• Added-line sensitive-pattern scan

Source

• HHS OCR Security Rule guidance page covering recognized security practices and HITECH Section 13412: https://www.hhs.gov/ocr/privacy/hipaa/administrative/securityrule/securityruleguidance.html

Bounty

Requested tier: Improver Moderate / USD 100 if accepted.