[jdk17u-dev] RFR: 8325762: Use PassFailJFrame.Builder.splitUI() in PrintLatinCJKTest.java

[Goetz Lindenmaier]

I backport this for parity with 17.0.14-oracle.

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Commit messages:
 - Backport 41242cbe5d01fc6e19859626dd08f6191e7486fb

Changes: https://git.openjdk.org/jdk17u-dev/pull/2975/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2975&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8325762
  Stats: 70 lines in 1 file changed: 21 ins; 14 del; 35 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/2975.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/2975/head:pull/2975

PR: https://git.openjdk.org/jdk17u-dev/pull/2975