Add submission # 3609

#3609

Author: ArduinoBot

registry.txt

@@ -6502,3 +6502,4 @@ https://gitlab.com/riscv-vega/vega-sensor-libraries/display/vega_sh1106.git|Cont
 https://github.com/bonezegei/Bonezegei_DHT22.git|Contributed|Bonezegei_DHT22
 https://github.com/pxsty0/deneyap.telegram.git|Contributed|Deneyap Telegram
 https://github.com/GyverLibs/GyverSegment.git|Contributed|GyverSegment
+https://github.com/delta-G/LoveButton.git|Contributed|LoveButton