[jdk21u-dev] RFR: 8075917: The regression-swing case failed as the text on label is not painted red with the GTK L&F

[Goetz Lindenmaier]

I backport this for parity with 21.0.11-oracle.

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Commit messages:
 - Backport fb45bab8e15d7dc59fe801922d768d377d3f44cd

Changes: https://git.openjdk.org/jdk21u-dev/pull/2577/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2577&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8075917
  Stats: 126 lines in 3 files changed: 124 ins; 1 del; 1 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2577.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2577/head:pull/2577

PR: https://git.openjdk.org/jdk21u-dev/pull/2577