docs: correct EU AI Act high-risk deadline to 2 December 2027 (Digital Omnibus deferral)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: Cüneyt Öztürk

README.md

@@ -107,7 +107,7 @@ Cross-implementation parity is mechanically verified on every commit via the [mu
 
 Subcategory-by-subcategory maps from major AI governance frameworks to PRML fields (FULL / PARTIAL / NONE tagged):
 
-- [EU AI Act Article 12](https://spec.falsify.dev/eu-ai-act/article-12/) — code-level pattern for the 2 August 2026 high-risk deadline
+- [EU AI Act Article 12](https://spec.falsify.dev/eu-ai-act/article-12/) — code-level pattern for the 2 December 2027 high-risk deadline
 - [NIST AI RMF 1.0](https://spec.falsify.dev/nist-ai-rmf/) — GOVERN / MAP / MEASURE / MANAGE subcategory map
 - [ISO/IEC 42001:2023](https://spec.falsify.dev/iso-42001/) — AI Management System clause-by-clause evidence map