[jdk15u-dev] RFR: 8264792: The NumberFormat for locale sq_XK formats price incorrectly.

[Yuri Nesterenko]

backporting for parity with major releases.
Tests for currency all pass after the fix.
A list of covered fixes in ValidateISO4217.java slightly differs in 15u

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Commit messages:
 - Backport 41dc795d6c08af84aa6544cc5a5704dcf99386cf

Changes: https://git.openjdk.org/jdk15u-dev/pull/248/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk15u-dev&pr=248&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8264792
  Stats: 13 lines in 3 files changed: 6 ins; 0 del; 7 mod
  Patch: https://git.openjdk.org/jdk15u-dev/pull/248.diff
  Fetch: git fetch https://git.openjdk.org/jdk15u-dev pull/248/head:pull/248

PR: https://git.openjdk.org/jdk15u-dev/pull/248