Update repositories.txt (#4429)

Author: nthnn

repositories.txt

@@ -4222,6 +4222,7 @@ https://github.com/nrwiersma/ESP8266Scheduler
 https://github.com/nthnn/Anomalia
 https://github.com/nthnn/diwa
 https://github.com/nthnn/microlzw
+https://github.com/nthnn/n2cmu-arduino
 https://github.com/nthnn/Navigador
 https://github.com/nthnn/PH4502C-Sensor
 https://github.com/nthnn/PortaMob