Watchdog cleanup (#15283)

Marlin/src/gcode/feature/L6470/M916-918.cpp

@@ -258,7 +258,7 @@ void GcodeSuite::M917() {
         }
         DEBUG_ECHOLNPGM(".");
         reset_stepper_timeout(); // reset_stepper_timeout to keep steppers powered
-        watchdog_reset();   // beat the dog
+        watchdog_refresh();
         safe_delay(5000);
         status_composite_temp = 0;
         for (j = 0; j < driver_count; j++) {