Update repositories.txt

Author: adrian2793

repositories.txt

@@ -37,7 +37,6 @@ https://github.com/CodingArray/CA_MotorShield_V1_Library
 https://github.com/ProjectNeura/LEADS-Arduino
 https://github.com/todbot/TouchyTouch
 https://github.com/Malih002/Klinik-Encoder
-https://github.com/arduino279/AISwitch
 https://github.com/handmade0octopus/ds2
 https://bitbucket.org/amotzek/cooperative-multitasking
 https://bitbucket.org/amotzek/mqtt-client