Update repositories.txt (#6010)

Author: SooDragon

repositories.txt

@@ -2615,6 +2615,7 @@ https://github.com/gbr1/rp2040-encoder-library
 https://github.com/gbr1/ucPack
 https://github.com/gbrd/arduino-teleinfo
 https://github.com/Geabong/ModbusRTUSlaveArduino
+https://github.com/Geekble-Maker/Geekble_Basics
 https://github.com/Geekble-Maker/Geekble_Orgel
 https://github.com/Geekble-Maker/Geekble_MotorOrgel
 https://github.com/Geekble-Maker/Geekble_Note2Freq