Add submission # 6490

#6490

Author: ArduinoBot

registry.txt

@@ -8247,3 +8247,4 @@ https://github.com/phuongnamzz/HLK-LD6002.git|Contributed|HLK-LD6002
 https://github.com/GyverLibs/uPID.git|Contributed|uPID
 https://github.com/matteo-colombo-kernel/SimpleConnect.git|Contributed|SimpleConnect
 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