RFR: 7902982: jcstress: Add samples for some mutex algorithms [v10]

[Aleksey Shipilev]

On Tue, 29 Jun 2021 15:53:44 GMT, mmirwaldt for openjdk <github.com+86246875+mmirwaldt-openjdk at openjdk.org> wrote:

> I think I need to revoke my OCA for JMH before I can use mmirwaldt again for openjdk.

We can ask @robilad what to do in this case.

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PR: https://git.openjdk.java.net/jcstress/pull/85