🐛 Prevent ABL G29 setting a funky feedrate

See MarlinFirmware#22472

Author: thinkyhead

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

@@ -363,6 +363,8 @@ G29_TYPE GcodeSuite::G29() {
     #if ABL_USES_GRID
 
       xy_probe_feedrate_mm_s = MMM_TO_MMS(parser.linearval('S', XY_PROBE_FEEDRATE));
+      if (!xy_probe_feedrate_mm_s) xy_probe_feedrate_mm_s = PLANNER_XY_FEEDRATE();
+      NOLESS(xy_probe_feedrate_mm_s, planner.settings.min_feedrate_mm_s);
 
       const float x_min = probe.min_x(), x_max = probe.max_x(),
                   y_min = probe.min_y(), y_max = probe.max_y();

Marlin/src/module/motion.cpp

@@ -483,7 +483,7 @@ void do_blocking_move_to(LINEAR_AXIS_ARGS(const float), const_feedRate_t fr_mm_s
   DEBUG_SECTION(log_move, "do_blocking_move_to", DEBUGGING(LEVELING));
   if (DEBUGGING(LEVELING)) DEBUG_XYZ("> ", LINEAR_AXIS_ARGS());
 
-  const feedRate_t xy_feedrate = fr_mm_s ?: feedRate_t(XY_PROBE_FEEDRATE_MM_S);
+  const feedRate_t xy_feedrate = fr_mm_s ?: PLANNER_XY_FEEDRATE();
 
   #if HAS_Z_AXIS
     const feedRate_t z_feedrate = fr_mm_s ?: homing_feedrate(Z_AXIS);