Kiro pricing change detected: floor $0 → $20/mo

Detected automatically from the vendor pricing page. Kiro offers a free tier with 50 credits, and paid plans including Pro ($20/month), Pro+ ($40/month), Pro Max ($100/month), and Power ($200/month), all of which include a set number of credits and allow additional credits at $0.04 each. Pending human verification (needs_review).