RFR: 8319990: Update CLDR to Version 45.0

[Naoto Sato]

Upgrading the CLDR to version 45.0. We now have versions specified in the javadoc (`LocaleServiceProvider`), a corresponding CSR has also been drafted.

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Commit messages:
 - .md files
 - release-45
 - Fix tests for CLDR-17482 Fix million compact number issue in Italian
 - release-45-beta4
 - release-v45-beta3
 - Added CLDR 45 release info
 - release-45-beta1
 - release-45-alpha3
 - release-45-alpha2
 - release-45-alpha0
 - ... and 1 more: https://git.openjdk.org/jdk/compare/140f5671...90a1edcb

Changes: https://git.openjdk.org/jdk/pull/18900/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=18900&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8319990
  Stats: 7401 lines in 1075 files changed: 307 ins; 4640 del; 2454 mod
  Patch: https://git.openjdk.org/jdk/pull/18900.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18900/head:pull/18900

PR: https://git.openjdk.org/jdk/pull/18900