git: openjdk/jdk11u-dev: 8286620: Create regression test for verifying setMargin() of JRadioButton

[Goetz Lindenmaier]

Changeset: a975a1e0
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2023-07-05 06:59:45 +0000
URL:       https://git.openjdk.org/jdk11u-dev/commit/a975a1e0b28bd4e25e86f0f4ad16f108048ce801

8286620: Create regression test for verifying setMargin() of JRadioButton

Reviewed-by: lucy
Backport-of: 67f1bd7ff1bb218fd6de9ef1e957f729013e133c

+ test/jdk/javax/swing/JRadioButton/bug4380543.java