[crac] RFR: Print peristent JAR assumptions

[Dan Heidinga]

On Fri, 9 Dec 2022 11:56:46 GMT, Anton Kozlov <akozlov at openjdk.org> wrote:

> When an application creates URLClassLoader with the JAR, the JAR file will be assumed persistent, that is, it should be available on the restore. To make this more evident, the PR adds reporting for such JARs.
> 
> I'm not a big fan of persistent files and the implications, I think it may be done better, but while they are there, better to make them more usable.

Looks straight forward

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Marked as reviewed by heidinga (Committer).

PR: https://git.openjdk.org/crac/pull/38