Add submission # 6890

#6890

Author: ArduinoBot

registry.txt

@@ -8355,3 +8355,4 @@ https://github.com/jonavarro22/MAX7SegmentDisplay.git|Contributed|MAX7SegmentDis
 https://github.com/sutiana/WiFiConfigManager.git|Contributed|WiFiConfigManager
 https://github.com/7semi-solutions/7Semi-DS18B20-Arduino-Library.git|Contributed|7Semi_DS18B20
 https://github.com/RobTillaart/AS7331.git|Contributed|AS7331
+https://github.com/littlemanbuilds/Universal_Button.git|Contributed|Universal_Button