RFR: 8344326: Move jpackage tests from "jdk.jpackage.tests" package to the default package

[Alexey Semenyuk]

On Fri, 15 Nov 2024 18:18:08 GMT, Alexey Semenyuk <asemenyuk at openjdk.org> wrote:

> Move jpackage tests from "jdk.jpackage.tests" package to the default package.
> 
> Remove `WindowsHelper.getTempDirectory()`. It is faulty and found limited use. Updated dependent tests accordingly.

@sashamatveev ptal

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PR Comment: https://git.openjdk.org/jdk/pull/22156#issuecomment-2479663596