RFR: 8306323: Update license files in CLDR v43

[Naoto Sato]

The upgrade to CLDR v43 was missing the license-related file updates. Here are the supplemental updates.

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Commit messages:
 - 8306323: Update license files in CLDR v43

Changes: https://git.openjdk.org/jdk/pull/13517/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=13517&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8306323
  Stats: 194 lines in 3 files changed: 98 ins; 90 del; 6 mod
  Patch: https://git.openjdk.org/jdk/pull/13517.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/13517/head:pull/13517

PR: https://git.openjdk.org/jdk/pull/13517