docs(changeset): the #23015 declaration reads Clause-② yes (narrowing) — the diff adds a ledger code and public exports

Claude-Session: https://claude.ai/code/session_019G5ZnRrTMiwcHG6iZM19zf
Co-authored-by: Claude <noreply@anthropic.com>

Author: claude

.changeset/23015-one-default-record-page-per-object.md

@@ -7,7 +7,7 @@
 
 feat(spec)!: at most one `isDefault: true` record page per object per deployment — a second is refused at `defineStack` / `os validate`, at package registration and at metadata save, naming both pages (#23015)
 
-Clause-②: no (narrowing)
+Clause-②: yes (narrowing)
 
 <!-- adr-0087: registered page-default-record-page-one-per-object-refused -->