[crac] RFR: Merge jdk:jdk-25+26 [v4]

[Dmitry Cherepanov]

On Mon, 28 Jul 2025 10:23:33 GMT, Jan Kratochvil <jkratochvil at openjdk.org> wrote:

> #250 for the CPUFeatures has been approved.

Thanks. I've merged changes from https://github.com/openjdk/crac/pull/250 into this MR.

Alternatively, we can update https://github.com/openjdk/crac/pull/250 with recent changes from this MR.

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PR Comment: https://git.openjdk.org/crac/pull/248#issuecomment-3126649645