Change public room list to use defer.gatherResults
Change public room list to use defer.gatherResults

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