Update zigbee2mqtt-v3.sh

ct/zigbee2mqtt-v3.sh

@@ -79,6 +79,8 @@ function default_settings() {
 	CORE_COUNT="2"
 	echo -e "${DGN}Using ${BGN}1024MiB${CL}${DGN} RAM${CL}"
 	RAM_SIZE="1024"
+	echo -e "${DGN}Using Bridge ${BGN}vmbr0${CL}"
+	BRG="vmbr0"
 	echo -e "${DGN}Using Static IP Address ${BGN}DHCP${CL}"
 	NET=dhcp
 	echo -e "${DGN}Using Gateway Address ${BGN}NONE${CL}"