git: openjdk/jdk11u-dev: 8296934: Write a test to verify whether Undecorated Frame can be iconified or not

[Goetz Lindenmaier]

Changeset: d8f1a341
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2023-05-10 14:46:10 +0000
URL:       https://git.openjdk.org/jdk11u-dev/commit/d8f1a341eb7660df7db257b159d5a702a011788b

8296934: Write a test to verify whether Undecorated Frame can be iconified or not

Backport-of: 7845b0d7b4193688448b7bf0c427df4976d302e5

+ test/jdk/java/awt/Frame/Iconify/IconifyTest.java