RFR: 8356208: Remove obsolete code in PSPrinterJob for plugin printing [v2]

[Sergey Bylokhov]

On Tue, 6 May 2025 18:37:31 GMT, Phil Race <prr at openjdk.org> wrote:

>> Delete the obsolete classes PluginPrinter and EPSPrinter. They were only ever called by the Java Plugin printing for applets.
>
> Phil Race has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8356208

Marked as reviewed by serb (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/25047#pullrequestreview-2819861166