RFR: Merge jdk8u:master

[Andrew John Hughes]

Merge jdk8u452-b01

GHA builds will not work until [JDK-8293107](https://bugs.openjdk.org/browse/JDK-8293107) is merged in 8u462-b01

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Commit messages:
 - Merge jdk8u452-b01
 - 8250825: C2 crashes with assert(field != __null) failed: missing field
 - 8048215: [TESTBUG] java/lang/management/ManagementFactory/ThreadMXBeanProxy.java Expected non-null LockInfo
 - 8266881: Enable debug log for SSLEngineExplorerMatchedSNI.java
 - 8265019: Update tests for additional TestNG test permissions
 - Merge
 - 8335912: Add an operation mode to the jar command when extracting to not overwriting existing files
 - 8345504: Bump update version of OpenJDK: 8u452
 - 8068305: [TEST_BUG] Test java/awt/Mixing/HWDisappear.java fails with GTKL&F
 - 8268457: XML Transformer outputs Unicode supplementary character incorrectly to HTML
 - ... and 2 more: https://git.openjdk.org/shenandoah-jdk8u/compare/9344dda6...7edb219c

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - master: https://webrevs.openjdk.org/?repo=shenandoah-jdk8u&pr=90&range=00.0
 - jdk8u:master: https://webrevs.openjdk.org/?repo=shenandoah-jdk8u&pr=90&range=00.1

Changes: https://git.openjdk.org/shenandoah-jdk8u/pull/90/files
  Stats: 501 lines in 27 files changed: 322 ins; 111 del; 68 mod
  Patch: https://git.openjdk.org/shenandoah-jdk8u/pull/90.diff
  Fetch: git fetch https://git.openjdk.org/shenandoah-jdk8u.git pull/90/head:pull/90

PR: https://git.openjdk.org/shenandoah-jdk8u/pull/90