<i18n dev> RFR: 8283277: ISO 4217 Amendment 171 Update

[Naoto Sato]

This is to incorporate the ISO 4217 amendment 171 for Sierra Leonean LEONE redenomination (removing 3 zeros). Its effective date is 4/1, but I went ahead as JDK19 won't be released by 4/1.

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Commit messages:
 - 8283277: ISO 4217 Amendment 171 Update

Changes: https://git.openjdk.java.net/jdk/pull/7857/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=7857&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8283277
  Stats: 17 lines in 6 files changed: 3 ins; 0 del; 14 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7857.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7857/head:pull/7857

PR: https://git.openjdk.java.net/jdk/pull/7857