git: openjdk/jdk: 8306575: Clean up and open source four Dialog related tests

[Alexander Zuev]

Changeset: 8d696aea
Author:    Alexander Zuev <kizune at openjdk.org>
Date:      2023-04-22 00:14:51 +0000
URL:       https://git.openjdk.org/jdk/commit/8d696aea9e1cefca97a760c017a5fde545facaa9

8306575: Clean up and open source four Dialog related tests

Reviewed-by: prr

+ test/jdk/java/awt/Dialog/DialogDeadlockTest.java
+ test/jdk/java/awt/Dialog/DialogLocationTest.java
+ test/jdk/java/awt/Dialog/ModalDialogOnNonEdt.java
+ test/jdk/java/awt/Dialog/NewMessagePumpTest.java