Tweaks to tool_change, GcodeSuite::T()

Marlin/src/gcode/bedlevel/abl/G29.cpp

     const uint8_t old_debug_flags = marlin_debug_flags;
     if (query) marlin_debug_flags |= DEBUG_LEVELING;
     if (DEBUGGING(LEVELING)) {
-      DEBUG_POS(">>> gcode_G29", current_position);
+      DEBUG_POS(">>> G29", current_position);
       log_machine_info();
     }
     marlin_debug_flags = old_debug_flags;
   if (!faux) clean_up_after_endstop_or_probe_move();
 
   #if ENABLED(DEBUG_LEVELING_FEATURE)
-    if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("<<< gcode_G29");
+    if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("<<< G29");
   #endif
 
   report_current_position();

Marlin/src/gcode/control/T.cpp

 
   #if ENABLED(DEBUG_LEVELING_FEATURE)
     if (DEBUGGING(LEVELING)) {
-      SERIAL_ECHOPAIR(">>> gcode_T(", tmp_extruder);
+      SERIAL_ECHOPAIR(">>> T(", tmp_extruder);
       SERIAL_CHAR(')');
       SERIAL_EOL();
       DEBUG_POS("BEFORE", current_position);
   #if ENABLED(DEBUG_LEVELING_FEATURE)
     if (DEBUGGING(LEVELING)) {
       DEBUG_POS("AFTER", current_position);
-      SERIAL_ECHOLNPGM("<<< gcode_T");
+      SERIAL_ECHOLNPGM("<<< T()");
     }
   #endif
 }

Marlin/src/module/tool_change.cpp

                                     + (tmp_extruder == 0 ? -(PARKING_EXTRUDER_GRAB_DISTANCE) : PARKING_EXTRUDER_GRAB_DISTANCE);
               /**
                *  Steps:
-               *    1. raise Z-Axis to have enough clearance
-               *    2. move to park poition of old extruder
-               *    3. disengage magnetc field, wait for delay
-               *    4. move near new extruder
-               *    5. engage magnetic field for new extruder
-               *    6. move to parking incl. offset of new extruder
-               *    7. lower Z-Axis
+               *    1. Raise Z-Axis to give enough clearance
+               *    2. Move to park position of old extruder
+               *    3. Disengage magnetic field, wait for delay
+               *    4. Move near new extruder
+               *    5. Engage magnetic field for new extruder
+               *    6. Move to parking incl. offset of new extruder
+               *    7. Lower Z-Axis
                */
 
               // STEP 1