Add kywy library

adds the kywy library, see https://kywy.io and https://github.com/KOINSLOT-Inc for more details!

Author: KywyErik

repositories.txt

@@ -7960,3 +7960,4 @@ https://github.com/Robotistan/PicoBricks-for-RPico
 https://github.com/ParhamMoAsghari/ArduinoSmartButton
 https://github.com/ArtronShop/AmAlert-Arduino
 https://github.com/Obu-IntroSat/IntroSatLib
+https://github.com/KOINSLOT-Inc/kywy