[jdk21u-dev] RFR: 8316324: Opensource five miscellaneous Swing tests

[Goetz Lindenmaier]

I backport this for parity with 21.0.8-oracle,

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Commit messages:
 - Backport 7560dbb9258f651a221bc8350816845735929fd9

Changes: https://git.openjdk.org/jdk21u-dev/pull/1613/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1613&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8316324
  Stats: 572 lines in 5 files changed: 572 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1613.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1613/head:pull/1613

PR: https://git.openjdk.org/jdk21u-dev/pull/1613