LEDs to default on print completion (#14535)

Marlin/src/feature/leds/printer_event_leds.h

@@ -36,6 +36,14 @@ private:
     static bool leds_off_after_print;
   #endif
 
+  static inline void set_done() {
+    #if ENABLED(LED_COLOR_PRESETS)
+      leds.set_default();
+    #else
+      leds.set_off();
+    #endif
+  }
+
 public:
   #if HAS_TEMP_HOTEND
     static inline LEDColor onHotendHeatingStart() { old_intensity = 0; return leds.get_color(); }
@@ -60,14 +68,14 @@ public:
         leds_off_after_print = true;
       #else
         safe_delay(2000);
-        leds.set_off();
+        set_done();
       #endif
     }
 
     static inline void onResumeAfterWait() {
       #if HAS_LEDS_OFF_FLAG
         if (leds_off_after_print) {
-          leds.set_off();
+          set_done();
           leds_off_after_print = false;
         }
       #endif