<i18n dev> RFR: 8331866: Add warnings for locale data dependence [v2]

[Naoto Sato]

> In order to enlighten users to not depend on a particular version of the locale data, putting a note into the JDK vs. CLDR version chart would be appropriate.

Naoto Sato has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:

 - Addresses review comment
 - Merge branch 'master' into JDK-8331866-localedata-dependence-warning
 - initial commit

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Changes:
  - all: https://git.openjdk.org/jdk/pull/19145/files
  - new: https://git.openjdk.org/jdk/pull/19145/files/f4a680c1..b33fe543

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=19145&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=19145&range=00-01

  Stats: 16883 lines in 280 files changed: 8496 ins; 5891 del; 2496 mod
  Patch: https://git.openjdk.org/jdk/pull/19145.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/19145/head:pull/19145

PR: https://git.openjdk.org/jdk/pull/19145