Add submission # 1222

#1222

Author: ArduinoBot

registry.txt

@@ -4857,3 +4857,4 @@ https://gitlab.com/atesin/XxHash_arduino.git|Contributed|XxHash_arduino
 https://github.com/khoih-prog/AsyncDNSServer_Teensy41.git|Contributed|AsyncDNSServer_Teensy41
 https://github.com/DFRobot/DFRobot_SHT.git|Contributed|DFRobot SHT
 https://github.com/hideakitai/MaxMtrParser.git|Contributed|MaxMtrParser
+https://github.com/vurdalakov/radsensboard.git|Contributed|RadSensBoard