[lworld] RFR: Merge jdk

[David Simms]

Merge tag 'jdk-17+12'

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

Commit messages:
 - Post merge compilation fixes
 - Merge tag 'jdk-17+12' into lworld_merge_jdk_17_12
 - 8260966: (fs) Consolidate Linux and macOS implementations of UserDefinedFileAttributeView
 - 8253100: Fix "no comment" warnings in java.base/java.net
 - 8261483: jdk/dynalink/TypeConverterFactoryMemoryLeakTest.java failed with "AssertionError: Should have GCd a method handle by now"
 - 8261606: Surprising behavior of step over in String switch
 - 8262726: AArch64: C1 StubAssembler::call_RT can corrupt stack
 - 8262819: gc/shenandoah/compiler/TestLinkToNativeRBP.java fails with release VMs
 - 8262461: handle wcstombsdmp return value correctly in unix awt_InputMethod.c
 - 8261710: SA DSO objects have sizes that are too large
 - ... and 58 more: https://git.openjdk.java.net/valhalla/compare/6131196e...d1e02862

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - lworld: https://webrevs.openjdk.java.net/?repo=valhalla&pr=358&range=00.0
 - jdk: https://webrevs.openjdk.java.net/?repo=valhalla&pr=358&range=00.1

Changes: https://git.openjdk.java.net/valhalla/pull/358/files
  Stats: 10617 lines in 542 files changed: 5584 ins; 3029 del; 2004 mod
  Patch: https://git.openjdk.java.net/valhalla/pull/358.diff
  Fetch: git fetch https://git.openjdk.java.net/valhalla pull/358/head:pull/358

PR: https://git.openjdk.java.net/valhalla/pull/358