docs(readme): update list item

README.md

@@ -48,7 +48,7 @@ The plugin must set an interval that asks for new updates every n milliseconds.
 - [ ] users/instances can delete messages
 - [ ] regenerate new room name and secret key
 - [ ] create a random unique user name to detect returning users on server and inside a figma file
-- [ ] remove all messages
+- [x] remove all messages
 - [ ] add max message count to prevent a to large object inside the figma file
 
 Feel free to open a feature request: https://github.com/ph1p/figma-chat/issues