Update repositories.txt (#3609)

Author: delta-G

repositories.txt

@@ -6383,6 +6383,7 @@ https://github.com/Ev-13/StopLoop-Library
 https://github.com/hasenradball/DS3231-RTC
 https://github.com/SequentMicrosystems/Sequent-Thermocouples-Library
 https://github.com/delta-G/EventLinkInterrupt
+https://github.com/delta-G/LoveButton
 https://github.com/gewisser/GyverOLEDMenu
 https://github.com/m5stack/M5Module-LAN-13.2
 https://github.com/Bridgetek/RP2040-BrtEve