chore(changeset): drop the FROM → TO label — the remedy is a renumber, not a migration prescription

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01M59rPZZFzqhfMUPFqqZTkf

Author: claude

.changeset/flow-edge-id-uniqueness.md

@@ -38,7 +38,8 @@ node vocabulary, the edge `type` enum and every other refusal are untouched;
 a flow with unique edge ids (or no edges) parses exactly as before. Node ids
 are not covered by this change.
 
-## FROM → TO
+The shape that is refused, and what the author does about it — a two-edge
+excerpt, the later edge renumbered:
 
 ```ts
 // before — parsed on green, both edges keyed 'e20'