Fans loop macro

Marlin/src/feature/power.cpp

@@ -39,7 +39,7 @@ millis_t Power::lastPowerOn;
 
 bool Power::is_power_needed() {
   #if ENABLED(AUTO_POWER_FANS)
-    for (uint8_t i = 0; i < FAN_COUNT; i++) if (fan_speed[i]) return true;
+    FANS_LOOP(i) if (fan_speed[i]) return true;
   #endif
 
   #if ENABLED(AUTO_POWER_E_FANS)

Marlin/src/feature/power_loss_recovery.cpp

@@ -277,7 +277,7 @@ void PrintJobRecovery::resume() {
   }
 
   // Restore print cooling fan speeds
-  for (uint8_t i = 0; i < FAN_COUNT; i++) {
+  FANS_LOOP(i) {
     uint8_t f = info.fan_speed[i];
     if (f) {
       sprintf_P(cmd, PSTR("M106 P%i S%i"), i, f);