[jdk22] RFR: 8321387: SegmentAllocator:allocateFrom(AddressLayout, MemorySegment) does not throw stated UnsupportedOperationException

[Per Minborg]

This PR is a backport of https://github.com/openjdk/jdk/pull/16993

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Commit messages:
 - Backport d13302f8b06f65319426a25a9368abaf72f3c247

Changes: https://git.openjdk.org/jdk22/pull/7/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk22&pr=7&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8321387
  Stats: 103 lines in 10 files changed: 67 ins; 4 del; 32 mod
  Patch: https://git.openjdk.org/jdk22/pull/7.diff
  Fetch: git fetch https://git.openjdk.org/jdk22.git pull/7/head:pull/7

PR: https://git.openjdk.org/jdk22/pull/7