[omworld] RFR: Merge lilliput:omworld-jdk

[Axel Boldt-Christmas]

Merge  lilliput:omworld-jdk into omworld

Ran some x86_64 tier1 sanity tests with `+/-UseCOH` x `LockingMode=2,3`

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Commit messages:
 - Merge remote-tracking branch 'upstream_lilliput/omworld-jdk' into omworld-merge
 - Merge
 - 8319801: Recursive lightweight locking: aarch64 implementation
 - 8316451: 6 java/lang/instrument/PremainClass tests ignore VM flags
 - 8323664: java/awt/font/JNICheck/FreeTypeScalerJNICheck.java still fails with JNI warning on some Windows configurations
 - 8325983: Build failure after JDK-8324580
 - 8322239: [macos] a11y : java.lang.NullPointerException is thrown when focus is moved on the JTabbedPane
 - 8322750: Test "api/java_awt/interactive/SystemTrayTests.html" failed because A blue ball icon is added outside of the system tray
 - 8324580: SIGFPE on THP initialization on kernels < 4.10
 - 8325906: Problemlist vmTestbase/vm/mlvm/meth/stress/compiler/deoptimize/Test.java#id1 until JDK-8320865 is fixed
 - ... and 187 more: https://git.openjdk.org/lilliput/compare/2b2cf5f6...12dffe0f

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - omworld: https://webrevs.openjdk.org/?repo=lilliput&pr=136&range=00.0
 - lilliput:omworld-jdk: https://webrevs.openjdk.org/?repo=lilliput&pr=136&range=00.1

Changes: https://git.openjdk.org/lilliput/pull/136/files
  Stats: 31971 lines in 1061 files changed: 14279 ins; 11472 del; 6220 mod
  Patch: https://git.openjdk.org/lilliput/pull/136.diff
  Fetch: git fetch https://git.openjdk.org/lilliput.git pull/136/head:pull/136

PR: https://git.openjdk.org/lilliput/pull/136