git: openjdk/jdk17u-dev: 8315594: Open source few headless Swing misc tests

[Andrew Lu]

Changeset: 3b03c062
Author:    Andrew Lu <andrewlu at openjdk.org>
Date:      2024-01-17 08:25:29 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/3b03c0625c4eb62eedd89af39bb1310508a0131a

8315594: Open source few headless Swing misc tests

Backport-of: 806ef0897b42c8f3cb3b4d7bd904af9ed18a543e

+ 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