git: openjdk/jdk: 8306135: Clean up and open source some AWT tests

[Alexander Zuev]

Changeset: 4ad3ac63
Author:    Alexander Zuev <kizune at openjdk.org>
Date:      2023-04-19 16:56:00 +0000
URL:       https://git.openjdk.org/jdk/commit/4ad3ac6317f6fc95fdf0340885d4099e785132ad

8306135: Clean up and open source some AWT tests

Reviewed-by: azvegint

+ test/jdk/java/awt/Cursor/SingleColorCursorTest.java
+ test/jdk/java/awt/Dialog/ComponentShownEvent.java
+ test/jdk/java/awt/Dialog/DialogAsParentOfFileDialog.java