Update repositories.txt (#4013)

Author: bonezegei

repositories.txt

@@ -1150,6 +1150,7 @@ https://github.com/bonezegei/Bonezegei_I2CScan
 https://github.com/bonezegei/Bonezegei_ILI9341
 https://github.com/bonezegei/Bonezegei_ILI9341v2
 https://github.com/bonezegei/Bonezegei_LCD1602_I2C
+https://github.com/bonezegei/Bonezegei_LCD2004_I2C
 https://github.com/bonezegei/Bonezegei_List
 https://github.com/bonezegei/Bonezegei_PCF8574
 https://github.com/bonezegei/Bonezegei_Protocol