Update sytest-whitelist (closes
@@ -482,3 +482,4 @@ m.room.history_visibility == "joined" allows/forbids appropriately for Real user
POST rejects invalid utf-8 in JSON
Users cannot kick users who have already left a room
A prev_batch token from incremental sync can be used in the v1 messages API
+Event with an invalid signature in the send_join response should not cause room join to fail
