[jdk17u-dev] RFR: 8302512: Update IANA Language Subtag Registry to Version 2023-02-14

[Goetz Lindenmaier]

I backport this for parity with 17.0.12-oracle.

Clean except for different file location.

-------------

Commit messages:
 - Backport f612dcfebea7ffd4390f833646ad45d6f0ebd04f

Changes: https://git.openjdk.org/jdk17u-dev/pull/2355/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2355&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8302512
  Stats: 10 lines in 2 files changed: 6 ins; 0 del; 4 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/2355.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/2355/head:pull/2355

PR: https://git.openjdk.org/jdk17u-dev/pull/2355