Add submission # 6267

#6267

Author: ArduinoBot

registry.txt

@@ -8107,3 +8107,4 @@ https://github.com/Johboh/ieee-802_15_4-network-shared.git|Contributed|ieee-802_
 https://github.com/IvoryRubble/ArduinoNesGamepadLibrary.git|Contributed|NesGamepad
 https://github.com/liquidCS/esp32ARP.git|Contributed|esp32ARP
 https://github.com/IvoryRubble/ArduinoSegaGamepadLibrary.git|Contributed|SegaGamepad
+https://github.com/koendv/xyc-als21c-k1.git|Contributed|xyc_als21c