V3.0.1 - Extended Inspections Documentation Update

Maintenance

• Inserted new Category IX — SANDBAGGING (Capability Concealment & Evaluation Gaming); all later categories renumbered (INSUBORDINATION → X, USURPATION → XI, SYSTEMIC_RISK → XII, MISCALIBRATION → XIV, STAKEHOLDER_CONFLICT → XVIII, PERCEPTION_GOVERNANCE → XXIII, OVERSIGHT_ATROPHY → XXVI).
• Naming/comment cleanup across runners, registry, and validator; README and docs updated to match.