git: openjdk/jdk: 8316285: Opensource JButton manual tests

[Abhishek Kumar]

Changeset: 9f5d2b94
Author:    Abhishek Kumar <abhiscxk at openjdk.org>
Date:      2023-09-21 06:35:34 +0000
URL:       https://git.openjdk.org/jdk/commit/9f5d2b947f7d70babba663e16882e480b8a973f2

8316285: Opensource JButton manual tests

Reviewed-by: psadhukhan, tr

+ test/jdk/javax/swing/JButton/bug4234034.java
+ test/jdk/javax/swing/JButton/bug4323121.java
+ test/jdk/javax/swing/JButton/bug4490179.java