[jdk26u] RFR: 8375057: Update HarfBuzz to 12.3.2

Thu Feb 5 05:09:29 UTC 2026

Hi all,

    This pull request contains a backport of commit [4db0f7f2](https://github.com/openjdk/jdk/commit/4db0f7f29154d6618c63a30ef2a86267c842ebb3) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

    The commit being backported was authored by Damon Nguyen on 2 Feb 2026 and was reviewed by Phil Race and Alexander Zuev.

    Thanks!

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Commit messages:
 - Backport 4db0f7f29154d6618c63a30ef2a86267c842ebb3

Changes: https://git.openjdk.org/jdk26u/pull/39/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk26u&pr=39&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8375057
  Stats: 14888 lines in 173 files changed: 5161 ins; 3058 del; 6669 mod
  Patch: https://git.openjdk.org/jdk26u/pull/39.diff
  Fetch: git fetch https://git.openjdk.org/jdk26u.git pull/39/head:pull/39

PR: https://git.openjdk.org/jdk26u/pull/39