Improve precision on validation improvements

CHANGES.md

@@ -15,7 +15,7 @@ Features
 
 - Add a rate limit for local users sending invites. ([\#13125](https://github.com/matrix-org/synapse/issues/13125))
 - Implement [MSC3827](https://github.com/matrix-org/matrix-spec-proposals/pull/3827): Filtering of `/publicRooms` by room type. ([\#13031](https://github.com/matrix-org/synapse/issues/13031))
-- Improve validation logic in Synapse's REST endpoints. ([\#13148](https://github.com/matrix-org/synapse/issues/13148))
+- Improve validation logic in the account data REST endpoints. ([\#13148](https://github.com/matrix-org/synapse/issues/13148))
 
 
 Bugfixes