Encapsulate RGB(W) LEDs

Marlin/src/Makefile

Marlin/src/Marlin.cpp

Marlin/src/feature/Max7219_Debug_LEDs.cpp

Marlin/src/feature/Max7219_Debug_LEDs.h

Marlin/src/feature/leds/Max7219_Debug_LEDs.cpp

Marlin/src/feature/leds/blinkm.cpp

Marlin/src/feature/leds/blinkm.h

Marlin/src/feature/leds/leds.cpp

Marlin/src/feature/leds/leds.h

Marlin/src/feature/leds/neopixel.cpp

Marlin/src/feature/leds/neopixel.h

Marlin/src/feature/leds/pca9632.cpp

Marlin/src/feature/leds/pca9632.h

Marlin/src/gcode/queue.cpp

Marlin/src/gcode/temperature/M109.cpp