[jdk24u] RFR: Merge jdk:jdk24

[Sean Coffey]

Merge

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

Commit messages:
 - Merge jdk:jdk24 branch
 - 8345276: Remove EA from the JDK 24 version string with first RC promotion
 - 8349084: Update vectors used in several PQC benchmarks
 - 8349183: [BACKOUT] Optimization for StringBuilder append boolean & null
 - 8348562: ZGC: segmentation fault due to missing node type check in barrier elision analysis

The merge commit only contains trivial merges, so no merge-specific webrevs have been generated.

Changes: https://git.openjdk.org/jdk24u/pull/81/files
  Stats: 2707 lines in 10 files changed: 50 ins; 2061 del; 596 mod
  Patch: https://git.openjdk.org/jdk24u/pull/81.diff
  Fetch: git fetch https://git.openjdk.org/jdk24u.git pull/81/head:pull/81

PR: https://git.openjdk.org/jdk24u/pull/81