[jdk17u-dev] RFR: 8282929: Localized monetary symbols are not reflected in `toLocalizedPattern` return value

[Martin Doerr]

Backport of [JDK-8282929](https://bugs.openjdk.java.net/browse/JDK-8282929)
Clean except Copyright year update.

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Commit messages:
 - Backport c96085eaab1f6b21e084b94fcc619d090f0afc97

Changes: https://git.openjdk.java.net/jdk17u-dev/pull/383/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk17u-dev&pr=383&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8282929
  Stats: 68 lines in 2 files changed: 63 ins; 0 del; 5 mod
  Patch: https://git.openjdk.java.net/jdk17u-dev/pull/383.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk17u-dev pull/383/head:pull/383

PR: https://git.openjdk.java.net/jdk17u-dev/pull/383