* Replace old software-defined library arduino-vid6608 with hw-defined esp-32-vid6608
* VID6608: Rework integration to allow select RMT/SW method by using the `VID6608_RMT` option
* VID6608: Tune library inclusion for RMT version
* The RMT version is not supported on ESP32-C2, library excluded
* Add more clear error message, if RMT is requested, but not supported