[jdk21u-dev] RFR: 8341111: open source several AWT tests including menu shortcut tests

[Goetz Lindenmaier]

I backport this for parity with 21.0.7-oracle

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Commit messages:
 - Backport 04c9c5f0a7b49bbabfc2244411c6c995a3b464cf

Changes: https://git.openjdk.org/jdk21u-dev/pull/1346/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1346&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8341111
  Stats: 743 lines in 6 files changed: 743 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1346.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1346/head:pull/1346

PR: https://git.openjdk.org/jdk21u-dev/pull/1346