RFR: 8369853: jpackage signing tests fail after JDK-8358723

[Alexey Semenyuk]

On Tue, 14 Oct 2025 20:34:02 GMT, Alexey Semenyuk <asemenyuk at openjdk.org> wrote:

> - Open "jdk.jpackage.internal.resources" package for jpackage tests instead of exporting it.
>  - Fix a typo in test/jdk/tools/jpackage/helpers/jdk/jpackage/test/LauncherVerifier.java

@sashamatveev PTAL

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PR Comment: https://git.openjdk.org/jdk/pull/27809#issuecomment-3403527762