[CRaC] Use better source of random for UUID generation in checkpoint path

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    • Type: Enhancement
    • Resolution: Fixed
    • Priority: P4
    • None
    • Affects Version/s: repo-crac
    • Component/s: core-libs
    • None

      When `-XX:CRaCCheckpointTo` contains the `%u` placeholder to generate random UUID, it should use a different source than `os::random()` which provides not-seeded, deterministic values.

            Assignee:
            Radim Vansa
            Reporter:
            Radim Vansa
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              Updated:
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