Remove print statements.

core/src/main/java/com/github/weisj/darklaf/ui/togglebutton/DarkToggleButtonListener.java

@@ -120,7 +120,6 @@ public class DarkToggleButtonListener extends DarkButtonListener<DarkToggleButto
 
         @Override
         protected void paintCycleEnd() {
-            System.out.println("here");
             this.state = endValue;
             repaint();
             animationBounds = null;

core/src/test/java/DemoLauncher.java

@@ -28,13 +28,10 @@ import ui.ComponentDemo;
 import ui.DemoPanel;
 import util.ClassFinder;
 
-import com.github.weisj.darklaf.util.ColorUtil;
 
 public class DemoLauncher implements ComponentDemo {
 
     public static void main(final String[] args) {
-        System.out.println(ColorUtil.getPerceivedBrightness(ColorUtil.fromHex("2D2D2D")));
-        if (true) return;
         ComponentDemo.showDemo(new DemoLauncher());
     }