minor code cleanup:

- remove redundant semicolon
- create array with curly

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DataComponentsPanel.java

@@ -290,10 +290,10 @@ class DataComponentsPanel
 					"Not editable", "Text", "Combo", "Combo Editable", "Integer", "Boolean"
 				}
 			) {
-				Class<?>[] columnTypes = new Class<?>[] {
+				Class<?>[] columnTypes = {
 					Object.class, Object.class, String.class, String.class, Integer.class, Boolean.class
 				};
-				boolean[] columnEditable = new boolean[] {
+				boolean[] columnEditable = {
 					false, true, true, true, true, true
 				};
 				@Override

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/MoreComponentsPanel.java

@@ -511,7 +511,7 @@ class MoreComponentsPanel
 		// JFormDesigner - End of component initialization  //GEN-END:initComponents
 
 		if( FlatLafDemo.screenshotsMode ) {
-			Component[] components = new Component[] {
+			Component[] components = {
 				indeterminateCheckBox,
 				toolTipLabel, toolTip1, toolTip2,
 				toolBarLabel, toolBar1, toolBar2,

flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/TabsPanel.java

@@ -889,7 +889,7 @@ class TabsPanel
 		// JFormDesigner - End of component initialization  //GEN-END:initComponents
 
 		if( FlatLafDemo.screenshotsMode ) {
-			Component[] components = new Component[] {
+			Component[] components = {
 				tabPlacementLabel, tabPlacementToolBar, tabPlacementTabbedPane,
 				iconBottomTabbedPane, iconTrailingTabbedPane,
 				alignLeadingTabbedPane, alignTrailingTabbedPane, alignFillTabbedPane,