RFR: Merge openjdk/jdk:master [v2]

[William Kemper]

> Merges tag jdk-23+4

William Kemper has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 53 commits:

 - Merge branch 'master' into merge-jdk-23+4
 - 8321599: Data loss in AVX3 Base64 decoding
   
   Reviewed-by: sviswanathan, kvn
 - 8319948: jcmd man page needs to be updated
   
   Co-authored-by: Thomas Stuefe <stuefe at openjdk.org>
   Reviewed-by: kevinw, alanb
 - 8322877: java/io/BufferedInputStream/TransferTo.java failed with IndexOutOfBoundsException
   
   Reviewed-by: alanb, stsypanov
 - 8322879: Eliminate -Wparentheses warnings in x86-32 code
   
   Reviewed-by: kvn, shade
 - 8320276: Improve class initialization barrier in TemplateTable::_new
   
   Reviewed-by: dholmes, fparain
 - 8322873: Duplicate -ljava -ljvm options for libinstrument
   
   Reviewed-by: dholmes, jwaters, erikj
 - 8322963: ProblemList java/io/BufferedInputStream/TransferTo.java
   
   Reviewed-by: bpb
 - 8322142: JFR: Periodic tasks aren't orphaned between recordings
   
   Reviewed-by: egahlin
 - 8320707: Virtual thread test updates
   
   Reviewed-by: jpai
 - ... and 43 more: https://git.openjdk.org/shenandoah/compare/dd011516...b281f28c

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Changes: https://git.openjdk.org/shenandoah/pull/379/files
 Webrev: https://webrevs.openjdk.org/?repo=shenandoah&pr=379&range=01
  Stats: 3181 lines in 235 files changed: 1848 ins; 540 del; 793 mod
  Patch: https://git.openjdk.org/shenandoah/pull/379.diff
  Fetch: git fetch https://git.openjdk.org/shenandoah.git pull/379/head:pull/379

PR: https://git.openjdk.org/shenandoah/pull/379