Remove applicability/scanner_hint/evidence_type/provides_context from
Pass 0b prompt to reduce output tokens (~40% less). These 6 fields are
added via cheap Haiku backfill afterwards (~$1.50 per 10k controls).
Saves ~$200 over the remaining 160k obligations.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
