Add submission # 6493

#6493

Author: ArduinoBot

registry.txt

@@ -8249,3 +8249,4 @@ https://github.com/matteo-colombo-kernel/SimpleConnect.git|Contributed|SimpleCon
 https://github.com/GyverLibs/UART_RF.git|Contributed|UART_RF
 https://github.com/edreanernst/BQ27427_Arduino_Library.git|Contributed|BQ27427 Battery Fuel Gauge Arduino Library
 https://github.com/ahmadfathan/DMD32Plus.git|Contributed|DMD32Plus
+https://github.com/dwan6767/lowkeyssd1306.git|Contributed|lowkeyoled