RFR: 8326744: Class-File API transition to Second Preview

[Adam Sotona]

Task providing Class-File API transition to Second Preview.

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Commit messages:
 - 8326744: Class-File API transition to Second Preview

Changes: https://git.openjdk.org/jdk/pull/18021/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=18021&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8326744
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/18021.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18021/head:pull/18021

PR: https://git.openjdk.org/jdk/pull/18021