Rename rooms_to_listeners to room_to_listeners, for consistency with user_ and appservice_*
Rename rooms_to_listeners to room_to_listeners, for consistency with user_ and appservice_*

rzr/synapse,howethomas/synapse,TribeMedia/synapse,matrix-org/synapse,illicitonion/synapse,matrix-org/synapse,iot-factory/synapse,TribeMedia/synapse,rzr/synapse,howethomas/synapse,iot-factory/synapse,illicitonion/synapse,matrix-org/synapse,illicitonion/synapse,howethomas/synapse,TribeMedia/synapse,iot-factory/synapse,matrix-org/synapse,howethomas/synapse,iot-factory/synapse,rzr/synapse,rzr/synapse,matrix-org/synapse,illicitonion/synapse,howethomas/synapse,TribeMedia/synapse,rzr/synapse,iot-factory/synapse,TribeMedia/synapse,illicitonion/synapse,matrix-org/synapse