[jdk17u-dev] RFR: 8346234: javax/swing/text/DefaultEditorKit/4278839/bug4278839.java still fails in CI

[Goetz Lindenmaier]

I backport this for parity with 17.0.18-oracle.

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Commit messages:
 - Backport 466c00ac88569d145a47845b2c9a2522a1649889

Changes: https://git.openjdk.org/jdk17u-dev/pull/4023/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=4023&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8346234
  Stats: 59 lines in 1 file changed: 45 ins; 0 del; 14 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/4023.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/4023/head:pull/4023

PR: https://git.openjdk.org/jdk17u-dev/pull/4023