config: fix production settings of GWS
config: fix production settings of GWS

The production settings has not been updated after some testing
experiments. Do it now.

Fixes: 17c5421d64c7 ("GatewayCommunicator: handle multiple messages on readable")
Signed-off-by: Jan Viktorin <3eab6ac54c005c4408f608556a6663b7f2abede7@fit.vutbr.cz>

BeeeOn/server,BeeeOn/server,BeeeOn/server,BeeeOn/server