refactor: small renames

deltachat-rpc-client/src/deltachat_rpc_client/account.py

@@ -324,7 +324,7 @@ class Account:
         return Chat(self, self._rpc.create_group_chat(self.id, name, protect))
 
     def create_broadcast(self, name: str) -> Chat:
-        """Create a new **broadcast channel**
+        """Create a new, outgoing **broadcast channel**
         (called "Channel" in the UI).
 
         Broadcast channels are similar to groups on the sending device,