[lworld] Integrated: 8255727: [lworld] Withdraw support for @java.lang.ValueBased

[Srikanth Adayapalam]

Withdraw support for @java.lang.ValueBased types as such support has become stale in many ways, gathered bitrot and will in anycase be superceded by jep390 when merged in.

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Commit messages:
 - 8255727: [lworld] Withdraw support for @java.lang.ValueBased

Changes: https://git.openjdk.java.net/valhalla/pull/250/files
 Webrev: https://webrevs.openjdk.java.net/?repo=valhalla&pr=250&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8255727
  Stats: 386 lines in 25 files changed: 2 ins; 379 del; 5 mod
  Patch: https://git.openjdk.java.net/valhalla/pull/250.diff
  Fetch: git fetch https://git.openjdk.java.net/valhalla pull/250/head:pull/250

PR: https://git.openjdk.java.net/valhalla/pull/250