[crac] RFR: 8373043: [CRaC] remove CPUFeatures qemu-kvm test

[Timofei Pushkin]

On Wed, 3 Dec 2025 17:50:32 GMT, Jan Kratochvil <jkratochvil at openjdk.org> wrote:

> It did not work well, it was slow and `qemu-kvm -cpu` cannot provide the needed CPU features so it even could not find [JDK-8369729](https://bugs.openjdk.org/browse/JDK-8369729).

Marked as reviewed by tpushkin (Committer).

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PR Review: https://git.openjdk.org/crac/pull/280#pullrequestreview-3604388830