Improvements for Laser / Spindle (#17661)

Marlin/Configuration_adv.h

Marlin/src/HAL/AVR/fastio.cpp

Marlin/src/feature/spindle_laser.cpp

Marlin/src/feature/spindle_laser.h

Marlin/src/feature/spindle_laser_types.h

Marlin/src/gcode/calibrate/G28.cpp

Marlin/src/gcode/control/M3-M5.cpp

Marlin/src/gcode/gcode.cpp

Marlin/src/inc/Conditionals_adv.h

Marlin/src/inc/SanityCheck.h

Marlin/src/lcd/dogm/status_screen_DOGM.cpp

Marlin/src/lcd/menu/menu_main.cpp

Marlin/src/lcd/menu/menu_spindle_laser.cpp

Marlin/src/module/planner.cpp

Marlin/src/module/planner.h

Marlin/src/module/stepper.cpp