RFR: 8334681: GenShen: Do not use gtest skip test feature

[Kelvin Nilsen]

On Fri, 21 Jun 2024 16:07:28 GMT, William Kemper <wkemper at openjdk.org> wrote:

> Recent versions of gtest provide a means to skip tests [1]. Unfortunately, the test result parsing in the build counts them as errors and fails the build.
> 
> [1] https://google.github.io/googletest/advanced.html#skipping-test-execution

Thanks.

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Marked as reviewed by kdnilsen (Committer).

PR Review: https://git.openjdk.org/shenandoah/pull/452#pullrequestreview-2133034277