RFR: 8296972: [macos13] java/awt/Frame/MaximizedToIconified/MaximizedToIconified.java: getExtendedState() != 6 as expected.

[Alisen Chung]

added displayChanged call to CPlatformWindow when frame first needs to deiconify or unmaximize
All client tests passed after change

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Commit messages:
 - removed from problemlist
 - init commit

Changes: https://git.openjdk.org/jdk/pull/14226/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=14226&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8296972
  Stats: 3 lines in 2 files changed: 2 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/14226.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14226/head:pull/14226

PR: https://git.openjdk.org/jdk/pull/14226