Merge pull request #6564 from per1234/remove-rgbled-registry

Remove inappropriately registered "rgbled" library from registry

Author: MatteoPologruto

registry.txt

@@ -6541,7 +6541,6 @@ https://github.com/simonlmn/serial-transport.git|Contributed|serial-transport
 https://github.com/bonezegei/Bonezegei_PCF8574.git|Contributed|Bonezegei_PCF8574
 https://github.com/arduino-libraries/Arduino_PortentaMachineControl.git|Arduino|Arduino_PortentaMachineControl
 https://github.com/eloquentarduino/eloquent_esp32cam_remote.git|Contributed|eloquent_remote
-https://github.com/sb1978/rgbled.git|Contributed|rgbled
 https://github.com/mkeras/BasicTag.git|Contributed|BasicTag
 https://github.com/bonezegei/Bonezegei_LCD1602_I2C.git|Contributed|Bonezegei LCD1602 I2C
 https://github.com/remocons/remocon-arduino.git|Contributed|Remocon