Rename method to work with update pika

pikatasks/__init__.py

@@ -112,7 +112,7 @@ def rpc(_task_name, **kwargs):
                     expiration=str(int(settings.RPC_TIMEOUT.total_seconds() * 1000)),  # in milliseconds, int as str; expire the message so this RPC will not get remotely executed like years later
                 ))
             # ask to run the timeout function soon
-            conn.add_timeout(settings.RPC_TIMEOUT.total_seconds(), callback_timeout)
+            conn.call_later(settings.RPC_TIMEOUT.total_seconds(), callback_timeout)
             # consume, which will be stopped by either callback
             channel.start_consuming()
             channel.close()  # after stopped consuming by either of the callbacks