RFR: 8303920: Avoid calling out to python in DataDescriptorSignatureMissing test [v8]

[Lance Andersen]

On Mon, 30 Oct 2023 17:57:23 GMT, Eirik Bjorsnos <duke at openjdk.org> wrote:

>> This way of updating the copyright was suggested by @jaikiran in the March 10th comment above. Would be nice to get this clarified, yes.
>
> There is actually very little left of Martin's code after my rewrite, besides whitespace, some curly braces and a couple of imports. Hardly defensible IP, but then I Am Not a Lawyer :-)

I exchanged messages with Iris and she is comfortable with the updates to the copyright

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PR Review Comment: https://git.openjdk.org/jdk/pull/12959#discussion_r1382103154