[jdk21u-dev] RFR: 8346828: javax/swing/JScrollBar/4865918/bug4865918.java still fails in CI

[Goetz Lindenmaier]

I backport this for parity with 21.0.8-oracle

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Depends on: https://git.openjdk.org/jdk21u-dev/pull/1421

Commit messages:
 - Backport 9fafd63d46f64428e0b9c2e9a6b0ac7ca0e2d355

Changes: https://git.openjdk.org/jdk21u-dev/pull/1422/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1422&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8346828
  Stats: 35 lines in 1 file changed: 4 ins; 19 del; 12 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1422.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1422/head:pull/1422

PR: https://git.openjdk.org/jdk21u-dev/pull/1422