git: openjdk/jdk11u-dev: 8294148: Support JSplitPane for instructions and test UI

[Andrew Lu]

Changeset: 2f7954cc
Author:    Andrew Lu <andrewlu at openjdk.org>
Date:      2024-06-11 07:59:43 +0000
URL:       https://git.openjdk.org/jdk11u-dev/commit/2f7954cc76a9c728c104a4413e23c3141cbac795

8294148: Support JSplitPane for instructions and test UI

Backport-of: b419e9517361ed9d28f8ab2f5beacf5adfe3db91

! test/jdk/java/awt/regtesthelpers/PassFailJFrame.java