RFR: 8315981: Opensource five more random Swing tests

[Tejesh R]

On Wed, 13 Sep 2023 15:53:30 GMT, Alexander Zuev <kizune at openjdk.org> wrote:

> Clean up and open source five tests:
> javax/swing/DefaultListCellRenderer/4180943/bug4180943.java
> javax/swing/DefaultListModel/4466250/bug4466250.java
> javax/swing/DefaultListSelectionModel/4140619/bug4140619.java
> javax/swing/DefaultListSelectionModel/4177723/bug4177723.java
> javax/swing/ImageIcon/4827074/bug4827074.java

Marked as reviewed by tr (Committer).

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PR Review: https://git.openjdk.org/jdk/pull/15724#pullrequestreview-1625849694