RFR: Merge jdk8u:master

[Andrew John Hughes]

Merge jdk8u442-b02

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 jdk8u442-b02
 - 8133287: (fs) java/nio/file/Files/probeContentType/ParallelProbes.java should use othervm mode
 - 8339133: [8u] Profiler crashes at guarantee(is_result_safe || is_in_asgct()): unsafe access to zombie method

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

Changes: https://git.openjdk.org/shenandoah-jdk8u/pull/85/files
  Stats: 5 lines in 2 files changed: 2 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/shenandoah-jdk8u/pull/85.diff
  Fetch: git fetch https://git.openjdk.org/shenandoah-jdk8u.git pull/85/head:pull/85

PR: https://git.openjdk.org/shenandoah-jdk8u/pull/85