v9.2.1

🧪 Experimental pyatlan_v9

• Restored validate(), minimize(), relate() SDK methods: All generated asset types now include validate(for_creation=False) for dry-run field validation (checks type_name, name, qualified_name, optional QN pattern matching, and hierarchy-specific fields when for_creation=True), minimize() to produce a minimal updater copy, and relate() to create a Related{Type} reference. These are purely opt-in — not called by any serde path. Overlay files can override any of these methods.

Full Changelog: 9.2.0...9.2.1