[jdk21u-dev] RFR: 8210410: Refactor java.util.Currency:i18n shell tests to plain java tests

[Goetz Lindenmaier]

I backport this for parity with 21.0.3-oracle.

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Depends on: https://git.openjdk.org/jdk21u-dev/pull/129

Commit messages:
 - Backport 2584bf87aef66744a8e586805735cded0d2f98f1

Changes: https://git.openjdk.org/jdk21u-dev/pull/130/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=130&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8210410
  Stats: 144 lines in 1 file changed: 0 ins; 144 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/130.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/130/head:pull/130

PR: https://git.openjdk.org/jdk21u-dev/pull/130