[jdk21u-dev] RFR: 8329559: Test javax/swing/JFrame/bug4419914.java failed because The End and Start buttons are not placed correctly and Tab focus does not move as expected

[Andrew Lu]

I backport this for parity with 21.0.5-oracle.

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Commit messages:
 - Backport 7c1fad4fb6c387bbfb72b3f96b610e7cbc2ef312
 - Backport 7c1fad4fb6c387bbfb72b3f96b610e7cbc2ef312

Changes: https://git.openjdk.org/jdk21u-dev/pull/822/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=822&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8329559
  Stats: 8 lines in 1 file changed: 2 ins; 1 del; 5 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/822.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/822/head:pull/822

PR: https://git.openjdk.org/jdk21u-dev/pull/822