git: openjdk/jdk: 8283507: Create a regression test for RFE 4287690

[Alexey Ivanov]

Changeset: 7edd1861
Author:    Manukumar V S <mvs at openjdk.org>
Committer: Alexey Ivanov <aivanov at openjdk.org>
Date:      2022-04-11 14:00:46 +0000
URL:       https://git.openjdk.java.net/jdk/commit/7edd18612155b8e66f214a17e65ef775b470955e

8283507: Create a regression test for RFE 4287690

Reviewed-by: serb, aivanov

+ test/jdk/javax/swing/JComboBox/JComboBoxPopupMenuEventTest.java