🚸 BD Sensor Z axis stop height (#26015)

Marlin/src/module/motion.cpp

@@ -2479,7 +2479,12 @@ void set_axis_is_at_home(const AxisEnum axis) {
   #if HAS_BED_PROBE && Z_HOME_TO_MIN
     if (axis == Z_AXIS) {
       #if HOMING_Z_WITH_PROBE
-        current_position.z -= probe.offset.z;
+        #if ENABLED(BD_SENSOR)
+          safe_delay(100);
+          current_position.z = bdl.read();
+        #else
+          current_position.z -= probe.offset.z;
+        #endif
         if (DEBUGGING(LEVELING)) DEBUG_ECHOLNPGM("*** Z homed with PROBE" TERN_(Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN, " (Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN)") " ***\n> (M851 Z", probe.offset.z, ")");
       #else
         if (DEBUGGING(LEVELING)) DEBUG_ECHOLNPGM("*** Z homed to ENDSTOP ***");