[lworld] RFR: 8373606: [lworld] PrintFlatArrayLayout should print LayoutKind and ArrayProperties

[Frederic Parain]

Extend the information printed by PrintFlatArrayLayout to include LayoutKind and ArrayProperties.

Tested with Mach5 tier1

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Commit messages:
 - Remove duplicated code
 - Add LayoutKind and ArrayProperties to PrintFlatArrayLayout

Changes: https://git.openjdk.org/valhalla/pull/1795/files
  Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1795&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8373606
  Stats: 84 lines in 6 files changed: 66 ins; 17 del; 1 mod
  Patch: https://git.openjdk.org/valhalla/pull/1795.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1795/head:pull/1795

PR: https://git.openjdk.org/valhalla/pull/1795