git: openjdk/jdk11u-dev: 8222323: ChildAlwaysOnTopTest.java fails with "RuntimeException: Failed to unset alwaysOnTop"

[Paul Hohensee]

Changeset: 864baf7f
Author:    Taizo Kurashige <taizousum11 at gmail.com>
Committer: Paul Hohensee <phh at openjdk.org>
Date:      2023-07-20 13:32:58 +0000
URL:       https://git.openjdk.org/jdk11u-dev/commit/864baf7fe57dfac98878d579665006cd4cdadc06

8222323: ChildAlwaysOnTopTest.java fails with "RuntimeException: Failed to unset alwaysOnTop"

Reviewed-by: phh
Backport-of: 837928ba7955dbfd4a9c966209c3469c0fb5e195

! test/jdk/java/awt/Window/MultiWindowApp/ChildAlwaysOnTopTest.java