RFR: Merge openjdk/jdk:master

[William Kemper]

Merges tag jdk-21+14

-------------

Commit messages:
 - Merge tag 'jdk-21+14' into merge-jdk-21-14
 - 8303022: "assert(allocates2(pc)) failed: not in CodeBuffer memory" When linking downcall handle
 - 8304264: Debug messages always show up for NativeGSS
 - 8304287: Problemlist java/net/SocketOption/OptionsTest.java
 - 8304267: JDK-8303415 missed change in Zero Interpreter
 - 8284047: Harmonize/Standardize the SSLSocket/SSLEngine/SSLSocketSSLEngine test templates
 - 8300317: vmTestbase/nsk/stress/strace/strace* tests fail with "ERROR: wrong lengths of stack traces"
 - 8302659: Modernize Windows native code for NetworkInterface
 - 8298935: fix independence bug in create_pack logic in SuperWord::find_adjacent_refs
 - 8301308: Remove version conditionalization for gcc/clang PRAGMA_DIAG_PUSH/POP
 - ... and 93 more: https://git.openjdk.org/shenandoah/compare/b909ec39...98dbde54

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - master: https://webrevs.openjdk.org/?repo=shenandoah&pr=227&range=00.0
 - openjdk/jdk:master: https://webrevs.openjdk.org/?repo=shenandoah&pr=227&range=00.1

Changes: https://git.openjdk.org/shenandoah/pull/227/files
  Stats: 135402 lines in 1145 files changed: 99692 ins; 21378 del; 14332 mod
  Patch: https://git.openjdk.org/shenandoah/pull/227.diff
  Fetch: git fetch https://git.openjdk.org/shenandoah pull/227/head:pull/227

PR: https://git.openjdk.org/shenandoah/pull/227