8328328: Convert javax/swing/JTabbedPane/4666224/bug4666224.java applet test to main

Backport-of: 65d9f119c401c26c9a6436f5c9a513f91bb8c753

Author: GoeLin

test/jdk/ProblemList.txt

@@ -824,7 +824,7 @@ javax/swing/JFileChooser/6698013/bug6698013.java 8024419 macosx-all
 javax/swing/JColorChooser/8065098/bug8065098.java 8065647 macosx-all
 java/awt/Modal/PrintDialogsTest/PrintDialogsTest.java 8068378 generic-all
 java/awt/dnd/DnDFileGroupDescriptor/DnDFileGroupDescriptor.html 8080185 macosx-all,linux-all
-javax/swing/JTabbedPane/4666224/bug4666224.html 8144124  macosx-all
+javax/swing/JTabbedPane/4666224/bug4666224.java 8144124  macosx-all
 java/awt/event/MouseEvent/AltGraphModifierTest/AltGraphModifierTest.java 8162380 generic-all
 java/awt/image/VolatileImage/VolatileImageConfigurationTest.java 8171069 macosx-all,linux-all
 java/awt/Modal/InvisibleParentTest/InvisibleParentTest.java 8172245 linux-all