add ESP31B to compatible list
add ESP31B to compatible list

bbx10/arduinoWebSockets,bbx10/arduinoWebSockets,m-mcgowan/arduinoWebSockets,m-mcgowan/arduinoWebSockets,bbx10/arduinoWebSockets,bbx10/arduinoWebSockets,Links2004/arduinoWebSockets,bbx10/arduinoWebSockets,Links2004/arduinoWebSockets,Links2004/arduinoWebSockets,m-mcgowan/arduinoWebSockets,m-mcgowan/arduinoWebSockets,Links2004/arduinoWebSockets,Links2004/arduinoWebSockets,Links2004/arduinoWebSockets