Update changelogs

packages/core/CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## 1.2.9
+
+- Improves multiplayer cursor appearance.
+
 ## 1.2.2
 
 - Adds mobx and support for mobx observables in the Renderer's props.

packages/tldraw/CHANGELOG.md

@@ -1,3 +1,10 @@
+## 1.2.9
+
+- Improves multiplayer cursor appearance.
+- Improves authentication and sponsor-related code.
+- Fixes bug where logged-out users could not access multiplayer rooms.
+- Fixes bug where sponsors would see sponsor prompt in multiplayer rooms.
+
 ## 1.2.7
 
 - Fixes crash due to a missing ID provider.