RFR: 8343101: Rework BasicTest.testTemp test cases

[Alexander Matveev]

On Fri, 25 Oct 2024 20:54:51 GMT, Alexey Semenyuk <asemenyuk at openjdk.org> wrote:

> Make `BasicTest.testTemp()` test cases run jpackage with non-empty `--temp` directory only once instead of twice.
> Add additional checks jpackage doesn't change contents of `--temp` directory if it aborts execution.

Looks good.

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Marked as reviewed by almatvee (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/21720#pullrequestreview-2399660320