dev-java/jna: skip two test which would otherwise fail on ppc64

[vaukai]

Closes: https://bugs.gentoo.org/923301

@fordfrog pls find this proposal if finding the root cause of the bug gets too time consuming.

[gentoo-bot]

Pull Request assignment

Submitter: @vaukai
Areas affected: ebuilds
Packages affected: dev-java/jna

dev-java/jna: @gentoo/java

Linked bugs

Bugs linked: 923301

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[gentoo-repo-qa-bot]

Pull request CI report

Report generated at: 2024-02-10 10:22 UTC
Newest commit scanned: 14f0103
Status: ✅ good

There are existing issues already. Please look into the report to make sure none of them affect the packages in question:
https://qa-reports.gentoo.org/output/gentoo-ci/48d6dc1995/output.html

[fordfrog]

Closes: https://bugs.gentoo.org/923301

@fordfrog pls find this proposal if finding the root cause of the bug gets too time consuming.

i can't test it myself, but i described the issue at irc. disabling the tests would make the tests pass, but imo there is an issue with some byte shift on the platform which causes the test to fail and it should be rather fixed.