[jdk11u-dev] RFR: 8186548: move jdk.testlibrary.JcmdBase closer to tests

[Goetz Lindenmaier]

On Thu, 10 Mar 2022 21:56:42 GMT, Goetz Lindenmaier <goetz at openjdk.org> wrote:

> I backport this to simplify follow up backports.

Pre-submit test failures:
missing dependencies
runtime/Thread/StopAtExit.java  fails also in other jobs

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PR: https://git.openjdk.java.net/jdk11u-dev/pull/878