RFR: Merge jdk20

[Jesper Wilhelmsson]

Forwardport JDK 20 -> JDK 21

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Commit messages:
 - Merge remote-tracking branch 'jdk20/master' into Merge_jdk20
 - 8298084: Memory leak in Method::build_profiling_method_data
 - 8296955: Kitchensink.java failed with "double free or corruption (!prev): <addr>"
 - 8298488: [macos13] tools/jpackage tests failing with "Exit code: 137" on macOS
 - 8297288: Example code in Scanner class
 - 8298271: java/security/SignedJar/spi-calendar-provider/TestSPISigned.java failing on Windows
 - 8298459: Fix msys2 linking and handling out of tree build directory for source zip creation

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - master: https://webrevs.openjdk.org/?repo=jdk&pr=11651&range=00.0
 - jdk20: https://webrevs.openjdk.org/?repo=jdk&pr=11651&range=00.1

Changes: https://git.openjdk.org/jdk/pull/11651/files
  Stats: 181 lines in 15 files changed: 60 ins; 57 del; 64 mod
  Patch: https://git.openjdk.org/jdk/pull/11651.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/11651/head:pull/11651

PR: https://git.openjdk.org/jdk/pull/11651