SMUFF (MMU2 clone) support (#19912)

Marlin/src/gcode/control/T.cpp

@@ -27,8 +27,8 @@
   #include "../../module/motion.h"
 #endif
 
-#if ENABLED(PRUSA_MMU2)
-  #include "../../feature/mmu2/mmu2.h"
+#if HAS_PRUSA_MMU2
+  #include "../../feature/mmu/mmu2.h"
 #endif
 
 #define DEBUG_OUT ENABLED(DEBUG_LEVELING_FEATURE)
@@ -40,7 +40,7 @@
  *   F[units/min] Set the movement feedrate
  *   S1           Don't move the tool in XY after change
  *
- * For PRUSA_MMU2:
+ * For PRUSA_MMU2(S) and SMUFF_EMU_MMU2(S)
  *   T[n] Gcode to extrude at least 38.10 mm at feedrate 19.02 mm/s must follow immediately to load to extruder wheels.
  *   T?   Gcode to extrude shouldn't have to follow. Load to extruder wheels is done automatically.
  *   Tx   Same as T?, but nozzle doesn't have to be preheated. Tc requires a preheated nozzle to finish filament load.
@@ -54,7 +54,7 @@ void GcodeSuite::T(const int8_t tool_index) {
   // Count this command as movement / activity
   reset_stepper_timeout();
 
-  #if ENABLED(PRUSA_MMU2)
+  #if HAS_PRUSA_MMU2
     if (parser.string_arg) {
       mmu2.tool_change(parser.string_arg);   // Special commands T?/Tx/Tc
       return;