RFR: Merge jdk17

[Jesper Wilhelmsson]

Forwardport JDK 17 -> JDK 18

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Commit messages:
 - Merge
 - 8258746: illegal access to global field _jvmci_old_thread_counters by terminated thread causes crash
 - 8266269: Lookup::accessClass fails with IAE when accessing an arrayClass with a protected inner class as component class
 - 8269351: Proxy::newProxyInstance and MethodHandleProxies::asInterfaceInstance should reject sealed interfaces
 - 8269260: Add AVX512 and other SSE + AVX combinations testing for tests which generate vector instructions
 - 8269302: serviceability/dcmd/framework/InvalidCommandTest.java still fails after JDK-8268433
 - 8269036: tools/jpackage/share/AppImagePackageTest.java failed with "hdiutil: create failed - Resource busy"
 - 8269074: (fs) Files.copy fails to copy from /proc on some linux kernel versions
 - 8256919: BCEL: Utility.encode forget to close
 - 8269335: Unable to load svml library
 - ... and 20 more: https://git.openjdk.java.net/jdk/compare/8bed3534...2d9b73c0

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - master: https://webrevs.openjdk.java.net/?repo=jdk&pr=4606&range=00.0
 - jdk17: https://webrevs.openjdk.java.net/?repo=jdk&pr=4606&range=00.1

Changes: https://git.openjdk.java.net/jdk/pull/4606/files
  Stats: 1925 lines in 90 files changed: 1452 ins; 227 del; 246 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4606.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4606/head:pull/4606

PR: https://git.openjdk.java.net/jdk/pull/4606