[lworld] RFR: Merge jdk

[David Simms]

Merge jdk-27+1

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Commit messages:
 - Merge branch 'lworld' into lworld_merge_jdk_27_1
 - Version flick
 - Merge jdk
 - 8372844: Improve usage of test/jdk/java/text/testlib/TestUtils.java locale methods
 - 8370890: Start of release updates for JDK 27

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - lworld: https://webrevs.openjdk.org/?repo=valhalla&pr=1821&range=00.0
 - jdk: https://webrevs.openjdk.org/?repo=valhalla&pr=1821&range=00.1

Changes: https://git.openjdk.org/valhalla/pull/1821/files
  Stats: 1562 lines in 92 files changed: 1201 ins; 90 del; 271 mod
  Patch: https://git.openjdk.org/valhalla/pull/1821.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1821/head:pull/1821

PR: https://git.openjdk.org/valhalla/pull/1821