GitHub Copilot pricing change detected: typical $15 → $10/mo, floor $15 → $10/mo

Detected automatically from the vendor pricing page. The individual plans are Free for $0, Pro for $10 per month, Pro+ for $39 per month, and Max for $100 per month, with paid plans including a monthly allowance of AI credits and optional additional usage charged at $0.01 per credit. Pending human verification (needs_review).