git: openjdk/jdk: 8315594: Open source few headless Swing misc tests

[Prasanta Sadhukhan]

Changeset: 806ef089
Author:    Prasanta Sadhukhan <psadhukhan at openjdk.org>
Date:      2023-09-08 03:44:15 +0000
URL:       https://git.openjdk.org/jdk/commit/806ef0897b42c8f3cb3b4d7bd904af9ed18a543e

8315594: Open source few headless Swing misc tests

Reviewed-by: azvegint

+ test/jdk/javax/swing/text/html/HTMLEditorKit/bug4267840.java
+ test/jdk/javax/swing/text/html/StyleSheet/bug4218254.java
+ test/jdk/javax/swing/text/html/StyleSheet/bug4243463.java
+ test/jdk/javax/swing/tree/DefaultTreeSelectionModel/bug4485322.java