[crac] Withdrawn: Stop JMX RMI before checkpoint & restart after restore

[duke]

On Wed, 6 Dec 2023 11:10:31 GMT, Radim Vansa <rvansa at openjdk.org> wrote:

> When JMX is exposed over RMI through system properties `com.sun.management.jmxremote.*` the checkpoint would fail; this PR closes all sockets and reopens listening sockets after restore.

This pull request has been closed without being integrated.

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PR: https://git.openjdk.org/crac/pull/146