RFR: 8304691: Remove jlink --post-process-path option [v4]

[Mandy Chung]

On Thu, 23 Mar 2023 01:08:43 GMT, Ian Graves <igraves at openjdk.org> wrote:

>> Removing the hidden `jlink --post-process-path` option.
>
> Ian Graves has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Removing post process opt reference

test/jdk/tools/lib/tests/JImageGenerator.java line 719:

> 717:         }
> 718: 
> 719:         public Result callPostProcess() {

`test/jdk/tools/lib/tests/Helper.java` references this deleted method.   jlink tests should fail compilation.

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PR Review Comment: https://git.openjdk.org/jdk/pull/13126#discussion_r1146457543