[jdk21u-dev] RFR: 8334418: Update IANA Language Subtag Registry to Version 2024-06-14

[Matthias Baesken]

8334418: Update IANA Language Subtag Registry to Version 2024-06-14

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Commit messages:
 - Backport 861aefcafacdc21459ef966307f52568e327fd49

Changes: https://git.openjdk.org/jdk21u-dev/pull/845/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=845&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8334418
  Stats: 7 lines in 2 files changed: 4 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/845.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/845/head:pull/845

PR: https://git.openjdk.org/jdk21u-dev/pull/845