RFR: Merge openjdk/jdk:master

[William Kemper]

This is a merge of jdk-19+8 into Shenandoah.

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Commit messages:
 - Remove extraneous whitespace
 - Merge branch 'shenandoah-master' into merge-upstream-jdk-19-8
 - Merge branch 'shenandoah-master' into merge-upstream-jdk-19-8
 - Merge tag 'jdk-19+8' into upstream-merge
 - 8278254: Cleanup doclint warnings in java.desktop module
 - 8280600: C2: assert(!had_error) failed: bad dominance
 - 8279535: C2: Dead code in PhaseIdealLoop::create_loop_nest after JDK-8276116
 - 8280885: Shenandoah: Some tests failed with "EA: missing allocation reference path"
 - 8280976: Incorrect encoding of avx512 vpsraq instruction with mask and constant shift.
 - 8280842: Access violation in ciTypeFlow::profiled_count
 - ... and 1833 more: https://git.openjdk.java.net/shenandoah/compare/dc9d7d0a...91d771f0

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - master: https://webrevs.openjdk.java.net/?repo=shenandoah&pr=115&range=00.0
 - openjdk/jdk:master: https://webrevs.openjdk.java.net/?repo=shenandoah&pr=115&range=00.1

Changes: https://git.openjdk.java.net/shenandoah/pull/115/files
  Stats: 1075070 lines in 5612 files changed: 585534 ins; 458093 del; 31443 mod
  Patch: https://git.openjdk.java.net/shenandoah/pull/115.diff
  Fetch: git fetch https://git.openjdk.java.net/shenandoah pull/115/head:pull/115

PR: https://git.openjdk.java.net/shenandoah/pull/115