<i18n dev> RFR: 8296239: ISO 4217 Amendment 174 Update

[Justin Lu]

Incorporated ISO 174 Amendment update: Update Croatia's currency from Kuna to Euro (to take place on 1/1/2023).

-------------

Commit messages:
 - Actually change to GMT+1
 - Convert time to Croatia/GMT+1
 - Reflect future change date in table
 - Add future date, remove localedata changes
 - Initial changes for ISO 174

Changes: https://git.openjdk.org/jdk/pull/10994/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=10994&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8296239
  Stats: 8 lines in 3 files changed: 0 ins; 0 del; 8 mod
  Patch: https://git.openjdk.org/jdk/pull/10994.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10994/head:pull/10994

PR: https://git.openjdk.org/jdk/pull/10994