RFR: 8293667: Align jlink's --compress option with jmod's --compress option [v11]

[Ian Graves]

On Wed, 22 Feb 2023 19:39:28 GMT, Ian Graves <igraves at openjdk.org> wrote:

>> This is an approach to adding a flag to jlink that will allow --compress to take the same types of arguments as jmod, thus bringing the two into alignment. This likely requires a CSR and a discussion on whether we should deprecate or simply remove the original numeric compression arguments.
>
> Ian Graves has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Adding runtime testing of new compression args

Added additional test runs in JLinkTest to check runtime images that have been compressed using zip-X style flags.

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PR: https://git.openjdk.org/jdk/pull/11617