[crac] RFR: Fix up CPUFeatures on top of Merge jdk:jdk-25+26 [v2]

[Jan Kratochvil]

> This pull request contains: https://github.com/openjdk/crac/pull/248
> I think the CRaC project does not provide the pr/NUMBER branches for dependent patches.
> 
> This pull request enables the CPUFeatures again.

Jan Kratochvil has updated the pull request incrementally with four additional commits since the last revision:

 - update test/lib-test/jdk/test/whitebox/CPUInfoTest.java
 - remove args
 - List CPUFeatures in Java
 - Fix static_assert

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

Changes:
  - all: https://git.openjdk.org/crac/pull/250/files
  - new: https://git.openjdk.org/crac/pull/250/files/ac87941d..4a80393f

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=crac&pr=250&range=01
 - incr: https://webrevs.openjdk.org/?repo=crac&pr=250&range=00-01

  Stats: 23 lines in 4 files changed: 11 ins; 0 del; 12 mod
  Patch: https://git.openjdk.org/crac/pull/250.diff
  Fetch: git fetch https://git.openjdk.org/crac.git pull/250/head:pull/250

PR: https://git.openjdk.org/crac/pull/250